Finding the Fourth Proportional to 22,081.14, 30,471.96 and 12,650.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,081.14 : 30,471.96 = 12,650.31 : x
2. Step 2: Convert to fraction form
   22,081.14/30,471.96 = 12,650.31/x
3. Step 3: Cross multiply
   22,081.14x = 30,471.96 × 12,650.31
4. Step 4: Simplify right side
   22,081.14x = 385,479,740.31
5. Step 5: Solve for x
   x = 385,479,740.31/22,081.14
6. Step 6: Final answer
   x = 17,457.42