Finding the Fourth Proportional to 17,456.76, 26,185.72 and 6,928.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,456.76 : 26,185.72 = 6,928.74 : x
2. Step 2: Convert to fraction form
   17,456.76/26,185.72 = 6,928.74/x
3. Step 3: Cross multiply
   17,456.76x = 26,185.72 × 6,928.74
4. Step 4: Simplify right side
   17,456.76x = 181,434,045.59
5. Step 5: Solve for x
   x = 181,434,045.59/17,456.76
6. Step 6: Final answer
   x = 10,393.34