Finding the Fourth Proportional to 9,988,419,761.18, 14,978,151,586.20 and 5,952,053,911.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,988,419,761.18 : 14,978,151,586.20 = 5,952,053,911.94 : x
2. Step 2: Convert to fraction form
   9,988,419,761.18/14,978,151,586.20 = 5,952,053,911.94/x
3. Step 3: Cross multiply
   9,988,419,761.18x = 14,978,151,586.20 × 5,952,053,911.94
4. Step 4: Simplify right side
   9,988,419,761.18x = 89,150,765,742,272,020,480
5. Step 5: Solve for x
   x = 89,150,765,742,272,020,480/9,988,419,761.18
6. Step 6: Final answer
   x = 8,925,412,414.96