Finding the Fourth Proportional to 6,763.16, 10,128.17 and 5,585.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,763.16 : 10,128.17 = 5,585.96 : x
2. Step 2: Convert to fraction form
   6,763.16/10,128.17 = 5,585.96/x
3. Step 3: Cross multiply
   6,763.16x = 10,128.17 × 5,585.96
4. Step 4: Simplify right side
   6,763.16x = 56,575,515.82
5. Step 5: Solve for x
   x = 56,575,515.82/6,763.16
6. Step 6: Final answer
   x = 8,365.25