Finding the Fourth Proportional to 23,291.02, 32,141.58 and 12,680.64

Step by Step Solution

1. Step 1: Write the proportion equation
   23,291.02 : 32,141.58 = 12,680.64 : x
2. Step 2: Convert to fraction form
   23,291.02/32,141.58 = 12,680.64/x
3. Step 3: Cross multiply
   23,291.02x = 32,141.58 × 12,680.64
4. Step 4: Simplify right side
   23,291.02x = 407,575,805.01
5. Step 5: Solve for x
   x = 407,575,805.01/23,291.02
6. Step 6: Final answer
   x = 17,499.27