Finding the Fourth Proportional to 42,061.27, 62,965.86 and 40,565.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,061.27 : 62,965.86 = 40,565.86 : x
2. Step 2: Convert to fraction form
   42,061.27/62,965.86 = 40,565.86/x
3. Step 3: Cross multiply
   42,061.27x = 62,965.86 × 40,565.86
4. Step 4: Simplify right side
   42,061.27x = 2,554,264,261.54
5. Step 5: Solve for x
   x = 2,554,264,261.54/42,061.27
6. Step 6: Final answer
   x = 60,727.23