Finding the Fourth Proportional to 22,572.98, 31,150.31 and 12,501.19

Step by Step Solution

1. Step 1: Write the proportion equation
   22,572.98 : 31,150.31 = 12,501.19 : x
2. Step 2: Convert to fraction form
   22,572.98/31,150.31 = 12,501.19/x
3. Step 3: Cross multiply
   22,572.98x = 31,150.31 × 12,501.19
4. Step 4: Simplify right side
   22,572.98x = 389,415,943.87
5. Step 5: Solve for x
   x = 389,415,943.87/22,572.98
6. Step 6: Final answer
   x = 17,251.42