Finding the Fourth Proportional to 23,609.83, 32,578.86 and 13,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,609.83 : 32,578.86 = 13,535.50 : x
2. Step 2: Convert to fraction form
   23,609.83/32,578.86 = 13,535.50/x
3. Step 3: Cross multiply
   23,609.83x = 32,578.86 × 13,535.50
4. Step 4: Simplify right side
   23,609.83x = 440,971,159.53
5. Step 5: Solve for x
   x = 440,971,159.53/23,609.83
6. Step 6: Final answer
   x = 18,677.44