Finding the Fourth Proportional to 71,039.86, 98,047.70 and 42,361.38

Step by Step Solution

1. Step 1: Write the proportion equation
   71,039.86 : 98,047.70 = 42,361.38 : x
2. Step 2: Convert to fraction form
   71,039.86/98,047.70 = 42,361.38/x
3. Step 3: Cross multiply
   71,039.86x = 98,047.70 × 42,361.38
4. Step 4: Simplify right side
   71,039.86x = 4,153,435,877.83
5. Step 5: Solve for x
   x = 4,153,435,877.83/71,039.86
6. Step 6: Final answer
   x = 58,466.27