Finding the Fourth Proportional to 22,078.88, 30,468.70 and 12,007.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,078.88 : 30,468.70 = 12,007.30 : x
2. Step 2: Convert to fraction form
   22,078.88/30,468.70 = 12,007.30/x
3. Step 3: Cross multiply
   22,078.88x = 30,468.70 × 12,007.30
4. Step 4: Simplify right side
   22,078.88x = 365,846,669.17
5. Step 5: Solve for x
   x = 365,846,669.17/22,078.88
6. Step 6: Final answer
   x = 16,569.98