Finding the Fourth Proportional to 22,157.46, 30,577.55 and 12,085.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,157.46 : 30,577.55 = 12,085.83 : x
2. Step 2: Convert to fraction form
   22,157.46/30,577.55 = 12,085.83/x
3. Step 3: Cross multiply
   22,157.46x = 30,577.55 × 12,085.83
4. Step 4: Simplify right side
   22,157.46x = 369,555,010.69
5. Step 5: Solve for x
   x = 369,555,010.69/22,157.46
6. Step 6: Final answer
   x = 16,678.58