Finding the Fourth Proportional to 12,395.92, 17,106.76 and 7,092.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,395.92 : 17,106.76 = 7,092.45 : x
2. Step 2: Convert to fraction form
   12,395.92/17,106.76 = 7,092.45/x
3. Step 3: Cross multiply
   12,395.92x = 17,106.76 × 7,092.45
4. Step 4: Simplify right side
   12,395.92x = 121,328,839.96
5. Step 5: Solve for x
   x = 121,328,839.96/12,395.92
6. Step 6: Final answer
   x = 9,787.80