Finding the Fourth Proportional to 71,805.98, 99,077.23 and 41,589.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,805.98 : 99,077.23 = 41,589.50 : x
2. Step 2: Convert to fraction form
   71,805.98/99,077.23 = 41,589.50/x
3. Step 3: Cross multiply
   71,805.98x = 99,077.23 × 41,589.50
4. Step 4: Simplify right side
   71,805.98x = 4,120,572,013.69
5. Step 5: Solve for x
   x = 4,120,572,013.69/71,805.98
6. Step 6: Final answer
   x = 57,384.80