Finding the Fourth Proportional to 71,513.01, 98,681.41 and 42,436.36

Step by Step Solution

1. Step 1: Write the proportion equation
   71,513.01 : 98,681.41 = 42,436.36 : x
2. Step 2: Convert to fraction form
   71,513.01/98,681.41 = 42,436.36/x
3. Step 3: Cross multiply
   71,513.01x = 98,681.41 × 42,436.36
4. Step 4: Simplify right side
   71,513.01x = 4,187,679,487.27
5. Step 5: Solve for x
   x = 4,187,679,487.27/71,513.01
6. Step 6: Final answer
   x = 58,558.29