Finding the Fourth Proportional to 11,908.32, 16,436.88 and 7,192.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,908.32 : 16,436.88 = 7,192.92 : x
2. Step 2: Convert to fraction form
   11,908.32/16,436.88 = 7,192.92/x
3. Step 3: Cross multiply
   11,908.32x = 16,436.88 × 7,192.92
4. Step 4: Simplify right side
   11,908.32x = 118,229,162.89
5. Step 5: Solve for x
   x = 118,229,162.89/11,908.32
6. Step 6: Final answer
   x = 9,928.28