Finding the Fourth Proportional to 124,426.40, 186,639.46 and 30,932.15

Step by Step Solution

1. Step 1: Write the proportion equation
   124,426.40 : 186,639.46 = 30,932.15 : x
2. Step 2: Convert to fraction form
   124,426.40/186,639.46 = 30,932.15/x
3. Step 3: Cross multiply
   124,426.40x = 186,639.46 × 30,932.15
4. Step 4: Simplify right side
   124,426.40x = 5,773,158,762.11
5. Step 5: Solve for x
   x = 5,773,158,762.11/124,426.40
6. Step 6: Final answer
   x = 46,398.18