Finding the Fourth Proportional to 10,512.59, 14,496.06 and 10,357.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,512.59 : 14,496.06 = 10,357.47 : x
2. Step 2: Convert to fraction form
   10,512.59/14,496.06 = 10,357.47/x
3. Step 3: Cross multiply
   10,512.59x = 14,496.06 × 10,357.47
4. Step 4: Simplify right side
   10,512.59x = 150,142,545.41
5. Step 5: Solve for x
   x = 150,142,545.41/10,512.59
6. Step 6: Final answer
   x = 14,282.17