Finding the Fourth Proportional to 23,298.33, 32,151.54 and 12,687.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,298.33 : 32,151.54 = 12,687.87 : x
2. Step 2: Convert to fraction form
   23,298.33/32,151.54 = 12,687.87/x
3. Step 3: Cross multiply
   23,298.33x = 32,151.54 × 12,687.87
4. Step 4: Simplify right side
   23,298.33x = 407,934,559.82
5. Step 5: Solve for x
   x = 407,934,559.82/23,298.33
6. Step 6: Final answer
   x = 17,509.18