Finding the Fourth Proportional to 23,598.74, 32,565.50 and 12,988.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,598.74 : 32,565.50 = 12,988.38 : x
2. Step 2: Convert to fraction form
   23,598.74/32,565.50 = 12,988.38/x
3. Step 3: Cross multiply
   23,598.74x = 32,565.50 × 12,988.38
4. Step 4: Simplify right side
   23,598.74x = 422,973,088.89
5. Step 5: Solve for x
   x = 422,973,088.89/23,598.74
6. Step 6: Final answer
   x = 17,923.55