Finding the Fourth Proportional to 23,291.87, 32,141.71 and 12,681.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,291.87 : 32,141.71 = 12,681.47 : x
2. Step 2: Convert to fraction form
   23,291.87/32,141.71 = 12,681.47/x
3. Step 3: Cross multiply
   23,291.87x = 32,141.71 × 12,681.47
4. Step 4: Simplify right side
   23,291.87x = 407,604,179.76
5. Step 5: Solve for x
   x = 407,604,179.76/23,291.87
6. Step 6: Final answer
   x = 17,499.85