Finding the Fourth Proportional to 3,546,219,128.00, 5,320,672,154.82 and 2,129,105,886.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,219,128.00 : 5,320,672,154.82 = 2,129,105,886.53 : x
2. Step 2: Convert to fraction form
   3,546,219,128.00/5,320,672,154.82 = 2,129,105,886.53/x
3. Step 3: Cross multiply
   3,546,219,128.00x = 5,320,672,154.82 × 2,129,105,886.53
4. Step 4: Simplify right side
   3,546,219,128.00x = 11,328,274,405,096,916,992
5. Step 5: Solve for x
   x = 11,328,274,405,096,916,992/3,546,219,128.00
6. Step 6: Final answer
   x = 3,194,465,428.17