Finding the Fourth Proportional to 41,389.50, 62,093.98 and 13,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   41,389.50 : 62,093.98 = 13,687.50 : x
2. Step 2: Convert to fraction form
   41,389.50/62,093.98 = 13,687.50/x
3. Step 3: Cross multiply
   41,389.50x = 62,093.98 × 13,687.50
4. Step 4: Simplify right side
   41,389.50x = 849,911,351.25
5. Step 5: Solve for x
   x = 849,911,351.25/41,389.50
6. Step 6: Final answer
   x = 20,534.47