Finding the Fourth Proportional to 113,120,153.67, 169,683,414.50 and 31,239,032.31

Step by Step Solution

1. Step 1: Write the proportion equation
   113,120,153.67 : 169,683,414.50 = 31,239,032.31 : x
2. Step 2: Convert to fraction form
   113,120,153.67/169,683,414.50 = 31,239,032.31/x
3. Step 3: Cross multiply
   113,120,153.67x = 169,683,414.50 × 31,239,032.31
4. Step 4: Simplify right side
   113,120,153.67x = 5,300,745,668,036,622
5. Step 5: Solve for x
   x = 5,300,745,668,036,622/113,120,153.67
6. Step 6: Final answer
   x = 46,859,427.75