Finding the Fourth Proportional to 23,298.96, 32,151.54 and 12,687.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,298.96 : 32,151.54 = 12,687.96 : x
2. Step 2: Convert to fraction form
   23,298.96/32,151.54 = 12,687.96/x
3. Step 3: Cross multiply
   23,298.96x = 32,151.54 × 12,687.96
4. Step 4: Simplify right side
   23,298.96x = 407,937,453.46
5. Step 5: Solve for x
   x = 407,937,453.46/23,298.96
6. Step 6: Final answer
   x = 17,508.83