Finding the Fourth Proportional to 42,500.72, 58,616.10 and 37,724.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,500.72 : 58,616.10 = 37,724.15 : x
2. Step 2: Convert to fraction form
   42,500.72/58,616.10 = 37,724.15/x
3. Step 3: Cross multiply
   42,500.72x = 58,616.10 × 37,724.15
4. Step 4: Simplify right side
   42,500.72x = 2,211,242,548.82
5. Step 5: Solve for x
   x = 2,211,242,548.82/42,500.72
6. Step 6: Final answer
   x = 52,028.36