Finding the Fourth Proportional to 23,295.87, 32,147.33 and 12,685.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,295.87 : 32,147.33 = 12,685.47 : x
2. Step 2: Convert to fraction form
   23,295.87/32,147.33 = 12,685.47/x
3. Step 3: Cross multiply
   23,295.87x = 32,147.33 × 12,685.47
4. Step 4: Simplify right side
   23,295.87x = 407,803,926.87
5. Step 5: Solve for x
   x = 407,803,926.87/23,295.87
6. Step 6: Final answer
   x = 17,505.42