Finding the Fourth Proportional to 22,919.06, 31,630.02 and 12,847.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,919.06 : 31,630.02 = 12,847.52 : x
2. Step 2: Convert to fraction form
   22,919.06/31,630.02 = 12,847.52/x
3. Step 3: Cross multiply
   22,919.06x = 31,630.02 × 12,847.52
4. Step 4: Simplify right side
   22,919.06x = 406,367,314.55
5. Step 5: Solve for x
   x = 406,367,314.55/22,919.06
6. Step 6: Final answer
   x = 17,730.54