Finding the Fourth Proportional to 23,659.85, 32,647.05 and 13,588.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,659.85 : 32,647.05 = 13,588.71 : x
2. Step 2: Convert to fraction form
   23,659.85/32,647.05 = 13,588.71/x
3. Step 3: Cross multiply
   23,659.85x = 32,647.05 × 13,588.71
4. Step 4: Simplify right side
   23,659.85x = 443,631,294.81
5. Step 5: Solve for x
   x = 443,631,294.81/23,659.85
6. Step 6: Final answer
   x = 18,750.39