Finding the Fourth Proportional to 23,294.51, 32,147 and 12,684.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,294.51 : 32,147 = 12,684.72 : x
2. Step 2: Convert to fraction form
   23,294.51/32,147 = 12,684.72/x
3. Step 3: Cross multiply
   23,294.51x = 32,147 × 12,684.72
4. Step 4: Simplify right side
   23,294.51x = 407,775,693.84
5. Step 5: Solve for x
   x = 407,775,693.84/23,294.51
6. Step 6: Final answer
   x = 17,505.23