Finding the Fourth Proportional to 17,776.92, 26,659.56 and 5,928.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,776.92 : 26,659.56 = 5,928.15 : x
2. Step 2: Convert to fraction form
   17,776.92/26,659.56 = 5,928.15/x
3. Step 3: Cross multiply
   17,776.92x = 26,659.56 × 5,928.15
4. Step 4: Simplify right side
   17,776.92x = 158,041,870.61
5. Step 5: Solve for x
   x = 158,041,870.61/17,776.92
6. Step 6: Final answer
   x = 8,890.28