Finding the Fourth Proportional to 23,698.71, 32,703.55 and 13,088.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,698.71 : 32,703.55 = 13,088.12 : x
2. Step 2: Convert to fraction form
   23,698.71/32,703.55 = 13,088.12/x
3. Step 3: Cross multiply
   23,698.71x = 32,703.55 × 13,088.12
4. Step 4: Simplify right side
   23,698.71x = 428,027,790.59
5. Step 5: Solve for x
   x = 428,027,790.59/23,698.71
6. Step 6: Final answer
   x = 18,061.23