Finding the Fourth Proportional to 249,724.33, 374,411.50 and 91,932.31

Step by Step Solution

1. Step 1: Write the proportion equation
   249,724.33 : 374,411.50 = 91,932.31 : x
2. Step 2: Convert to fraction form
   249,724.33/374,411.50 = 91,932.31/x
3. Step 3: Cross multiply
   249,724.33x = 374,411.50 × 91,932.31
4. Step 4: Simplify right side
   249,724.33x = 34,420,514,085.57
5. Step 5: Solve for x
   x = 34,420,514,085.57/249,724.33
6. Step 6: Final answer
   x = 137,834.04