Finding the Fourth Proportional to 22,709.61, 31,339.98 and 12,501.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,709.61 : 31,339.98 = 12,501.05 : x
2. Step 2: Convert to fraction form
   22,709.61/31,339.98 = 12,501.05/x
3. Step 3: Cross multiply
   22,709.61x = 31,339.98 × 12,501.05
4. Step 4: Simplify right side
   22,709.61x = 391,782,500.28
5. Step 5: Solve for x
   x = 391,782,500.28/22,709.61
6. Step 6: Final answer
   x = 17,251.84