Finding the Third Proportional to 21,818,528 and 47,467,796

Step by Step Solution

1. Step 1: Write the proportion equation
   21,818,528 : 47,467,796 = 47,467,796 : x
2. Step 2: Convert to fraction form
   21,818,528/47,467,796 = 47,467,796/x
3. Step 3: Cross multiply
   21,818,528x = 47,467,796 × 47,467,796
4. Step 4: Simplify right side
   21,818,528x = 2,253,191,657,097,616
5. Step 5: Solve for x
   x = 2,253,191,657,097,616/21,818,528
6. Step 6: Final answer
   x = 103,269,645.74