Finding the Fourth Proportional to 22,492.79, 31,039.46 and 12,284.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,492.79 : 31,039.46 = 12,284.10 : x
2. Step 2: Convert to fraction form
   22,492.79/31,039.46 = 12,284.10/x
3. Step 3: Cross multiply
   22,492.79x = 31,039.46 × 12,284.10
4. Step 4: Simplify right side
   22,492.79x = 381,291,652.77
5. Step 5: Solve for x
   x = 381,291,652.77/22,492.79
6. Step 6: Final answer
   x = 16,951.73