Finding the Fourth Proportional to 23,525.27, 32,465.31 and 12,915.29

Step by Step Solution

1. Step 1: Write the proportion equation
   23,525.27 : 32,465.31 = 12,915.29 : x
2. Step 2: Convert to fraction form
   23,525.27/32,465.31 = 12,915.29/x
3. Step 3: Cross multiply
   23,525.27x = 32,465.31 × 12,915.29
4. Step 4: Simplify right side
   23,525.27x = 419,298,731.26
5. Step 5: Solve for x
   x = 419,298,731.26/23,525.27
6. Step 6: Final answer
   x = 17,823.33