Finding the Fourth Proportional to 42,371.52, 58,740.59 and 40,124.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,371.52 : 58,740.59 = 40,124.58 : x
2. Step 2: Convert to fraction form
   42,371.52/58,740.59 = 40,124.58/x
3. Step 3: Cross multiply
   42,371.52x = 58,740.59 × 40,124.58
4. Step 4: Simplify right side
   42,371.52x = 2,356,941,302.08
5. Step 5: Solve for x
   x = 2,356,941,302.08/42,371.52
6. Step 6: Final answer
   x = 55,625.60