Finding the Fourth Proportional to 23,109.87, 34,633.20 and 12,566.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,109.87 : 34,633.20 = 12,566.10 : x
2. Step 2: Convert to fraction form
   23,109.87/34,633.20 = 12,566.10/x
3. Step 3: Cross multiply
   23,109.87x = 34,633.20 × 12,566.10
4. Step 4: Simplify right side
   23,109.87x = 435,204,254.52
5. Step 5: Solve for x
   x = 435,204,254.52/23,109.87
6. Step 6: Final answer
   x = 18,831.96