Finding the Fourth Proportional to 22,078.98, 30,468.42 and 12,007.17

Step by Step Solution

1. Step 1: Write the proportion equation
   22,078.98 : 30,468.42 = 12,007.17 : x
2. Step 2: Convert to fraction form
   22,078.98/30,468.42 = 12,007.17/x
3. Step 3: Cross multiply
   22,078.98x = 30,468.42 × 12,007.17
4. Step 4: Simplify right side
   22,078.98x = 365,839,498.57
5. Step 5: Solve for x
   x = 365,839,498.57/22,078.98
6. Step 6: Final answer
   x = 16,569.58