Finding the Fourth Proportional to 23,758.49, 32,787.75 and 13,148.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,758.49 : 32,787.75 = 13,148.13 : x
2. Step 2: Convert to fraction form
   23,758.49/32,787.75 = 13,148.13/x
3. Step 3: Cross multiply
   23,758.49x = 32,787.75 × 13,148.13
4. Step 4: Simplify right side
   23,758.49x = 431,097,513.28
5. Step 5: Solve for x
   x = 431,097,513.28/23,758.49
6. Step 6: Final answer
   x = 18,144.99