Finding the Fourth Proportional to 23,426.29, 32,328.27 and 12,815.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,426.29 : 32,328.27 = 12,815.92 : x
2. Step 2: Convert to fraction form
   23,426.29/32,328.27 = 12,815.92/x
3. Step 3: Cross multiply
   23,426.29x = 32,328.27 × 12,815.92
4. Step 4: Simplify right side
   23,426.29x = 414,316,522.06
5. Step 5: Solve for x
   x = 414,316,522.06/23,426.29
6. Step 6: Final answer
   x = 17,685.96