Finding the Fourth Proportional to 23,698.62, 32,703.89 and 13,088.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,698.62 : 32,703.89 = 13,088.16 : x
2. Step 2: Convert to fraction form
   23,698.62/32,703.89 = 13,088.16/x
3. Step 3: Cross multiply
   23,698.62x = 32,703.89 × 13,088.16
4. Step 4: Simplify right side
   23,698.62x = 428,033,679.50
5. Step 5: Solve for x
   x = 428,033,679.50/23,698.62
6. Step 6: Final answer
   x = 18,061.54