Finding the Fourth Proportional to 23,558.92, 32,513.58 and 13,488.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,558.92 : 32,513.58 = 13,488.18 : x
2. Step 2: Convert to fraction form
   23,558.92/32,513.58 = 13,488.18/x
3. Step 3: Cross multiply
   23,558.92x = 32,513.58 × 13,488.18
4. Step 4: Simplify right side
   23,558.92x = 438,549,019.48
5. Step 5: Solve for x
   x = 438,549,019.48/23,558.92
6. Step 6: Final answer
   x = 18,614.99