Finding the Fourth Proportional to 22,300.18, 30,775.17 and 12,229.00

Step by Step Solution

1. Step 1: Write the proportion equation
   22,300.18 : 30,775.17 = 12,229.00 : x
2. Step 2: Convert to fraction form
   22,300.18/30,775.17 = 12,229.00/x
3. Step 3: Cross multiply
   22,300.18x = 30,775.17 × 12,229.00
4. Step 4: Simplify right side
   22,300.18x = 376,349,522.85
5. Step 5: Solve for x
   x = 376,349,522.85/22,300.18
6. Step 6: Final answer
   x = 16,876.53