Finding the Fourth Proportional to 22,061.62, 30,445.16 and 11,990.14

Step by Step Solution

1. Step 1: Write the proportion equation
   22,061.62 : 30,445.16 = 11,990.14 : x
2. Step 2: Convert to fraction form
   22,061.62/30,445.16 = 11,990.14/x
3. Step 3: Cross multiply
   22,061.62x = 30,445.16 × 11,990.14
4. Step 4: Simplify right side
   22,061.62x = 365,041,730.72
5. Step 5: Solve for x
   x = 365,041,730.72/22,061.62
6. Step 6: Final answer
   x = 16,546.46