Finding the Fourth Proportional to 23,487.30, 32,412.42 and 12,877.92

Step by Step Solution

1. Step 1: Write the proportion equation
   23,487.30 : 32,412.42 = 12,877.92 : x
2. Step 2: Convert to fraction form
   23,487.30/32,412.42 = 12,877.92/x
3. Step 3: Cross multiply
   23,487.30x = 32,412.42 × 12,877.92
4. Step 4: Simplify right side
   23,487.30x = 417,404,551.77
5. Step 5: Solve for x
   x = 417,404,551.77/23,487.30
6. Step 6: Final answer
   x = 17,771.50