Finding the Fourth Proportional to 22,530.72, 31,092.48 and 12,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,530.72 : 31,092.48 = 12,594.72 : x
2. Step 2: Convert to fraction form
   22,530.72/31,092.48 = 12,594.72/x
3. Step 3: Cross multiply
   22,530.72x = 31,092.48 × 12,594.72
4. Step 4: Simplify right side
   22,530.72x = 391,601,079.71
5. Step 5: Solve for x
   x = 391,601,079.71/22,530.72
6. Step 6: Final answer
   x = 17,380.76