Finding the Fourth Proportional to 39,385.50, 59,058.52 and 13,081.02

Step by Step Solution

1. Step 1: Write the proportion equation
   39,385.50 : 59,058.52 = 13,081.02 : x
2. Step 2: Convert to fraction form
   39,385.50/59,058.52 = 13,081.02/x
3. Step 3: Cross multiply
   39,385.50x = 59,058.52 × 13,081.02
4. Step 4: Simplify right side
   39,385.50x = 772,545,681.29
5. Step 5: Solve for x
   x = 772,545,681.29/39,385.50
6. Step 6: Final answer
   x = 19,614.98