Finding the Fourth Proportional to 22,498.75, 31,048.53 and 12,426.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,498.75 : 31,048.53 = 12,426.96 : x
2. Step 2: Convert to fraction form
   22,498.75/31,048.53 = 12,426.96/x
3. Step 3: Cross multiply
   22,498.75x = 31,048.53 × 12,426.96
4. Step 4: Simplify right side
   22,498.75x = 385,838,840.37
5. Step 5: Solve for x
   x = 385,838,840.37/22,498.75
6. Step 6: Final answer
   x = 17,149.35