Finding the Fourth Proportional to 124,070.40, 186,182.15 and 57,498.12

Step by Step Solution

1. Step 1: Write the proportion equation
   124,070.40 : 186,182.15 = 57,498.12 : x
2. Step 2: Convert to fraction form
   124,070.40/186,182.15 = 57,498.12/x
3. Step 3: Cross multiply
   124,070.40x = 186,182.15 × 57,498.12
4. Step 4: Simplify right side
   124,070.40x = 10,705,123,315.07
5. Step 5: Solve for x
   x = 10,705,123,315.07/124,070.40
6. Step 6: Final answer
   x = 86,282.65