Finding the Fourth Proportional to 23,633.88, 32,614.76 and 12,878.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,633.88 : 32,614.76 = 12,878.68 : x
2. Step 2: Convert to fraction form
   23,633.88/32,614.76 = 12,878.68/x
3. Step 3: Cross multiply
   23,633.88x = 32,614.76 × 12,878.68
4. Step 4: Simplify right side
   23,633.88x = 420,035,057.32
5. Step 5: Solve for x
   x = 420,035,057.32/23,633.88
6. Step 6: Final answer
   x = 17,772.58