Finding the Fourth Proportional to 12,535.98, 17,293.50 and 10,545.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,535.98 : 17,293.50 = 10,545.80 : x
2. Step 2: Convert to fraction form
   12,535.98/17,293.50 = 10,545.80/x
3. Step 3: Cross multiply
   12,535.98x = 17,293.50 × 10,545.80
4. Step 4: Simplify right side
   12,535.98x = 182,373,792.30
5. Step 5: Solve for x
   x = 182,373,792.30/12,535.98
6. Step 6: Final answer
   x = 14,548.03