Finding the Fourth Proportional to 21,610,927,606,952, 29,823,080,097,606 and 12,361,911,907,388

Step by Step Solution

1. Step 1: Write the proportion equation
   21,610,927,606,952 : 29,823,080,097,606 = 12,361,911,907,388 : x
2. Step 2: Convert to fraction form
   21,610,927,606,952/29,823,080,097,606 = 12,361,911,907,388/x
3. Step 3: Cross multiply
   21,610,927,606,952x = 29,823,080,097,606 × 12,361,911,907,388
4. Step 4: Simplify right side
   21,610,927,606,952x = 368,670,288,973,581,673,096,544,256
5. Step 5: Solve for x
   x = 368,670,288,973,581,673,096,544,256/21,610,927,606,952
6. Step 6: Final answer
   x = 17,059,438,432,202.44