Finding the Fourth Proportional to 22,572.84, 31,147.96 and 12,498.74

Step by Step Solution

1. Step 1: Write the proportion equation
   22,572.84 : 31,147.96 = 12,498.74 : x
2. Step 2: Convert to fraction form
   22,572.84/31,147.96 = 12,498.74/x
3. Step 3: Cross multiply
   22,572.84x = 31,147.96 × 12,498.74
4. Step 4: Simplify right side
   22,572.84x = 389,310,253.57
5. Step 5: Solve for x
   x = 389,310,253.57/22,572.84
6. Step 6: Final answer
   x = 17,246.84