Finding the Fourth Proportional to 23,502.72, 32,435.80 and 12,894.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,502.72 : 32,435.80 = 12,894.42 : x
2. Step 2: Convert to fraction form
   23,502.72/32,435.80 = 12,894.42/x
3. Step 3: Cross multiply
   23,502.72x = 32,435.80 × 12,894.42
4. Step 4: Simplify right side
   23,502.72x = 418,240,828.24
5. Step 5: Solve for x
   x = 418,240,828.24/23,502.72
6. Step 6: Final answer
   x = 17,795.42