Finding the Fourth Proportional to 23,647.57, 32,633.24 and 12,892.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,647.57 : 32,633.24 = 12,892.57 : x
2. Step 2: Convert to fraction form
   23,647.57/32,633.24 = 12,892.57/x
3. Step 3: Cross multiply
   23,647.57x = 32,633.24 × 12,892.57
4. Step 4: Simplify right side
   23,647.57x = 420,726,184.98
5. Step 5: Solve for x
   x = 420,726,184.98/23,647.57
6. Step 6: Final answer
   x = 17,791.52