Finding the Fourth Proportional to 9,149,429,760.03, 13,662,532,237.83 and 7,472,042,796.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,149,429,760.03 : 13,662,532,237.83 = 7,472,042,796.21 : x
2. Step 2: Convert to fraction form
   9,149,429,760.03/13,662,532,237.83 = 7,472,042,796.21/x
3. Step 3: Cross multiply
   9,149,429,760.03x = 13,662,532,237.83 × 7,472,042,796.21
4. Step 4: Simplify right side
   9,149,429,760.03x = 102,087,025,585,664,540,672
5. Step 5: Solve for x
   x = 102,087,025,585,664,540,672/9,149,429,760.03
6. Step 6: Final answer
   x = 11,157,747,341.99