Finding the Fourth Proportional to 7,116.65, 10,662.66 and 5,535.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,116.65 : 10,662.66 = 5,535.86 : x
2. Step 2: Convert to fraction form
   7,116.65/10,662.66 = 5,535.86/x
3. Step 3: Cross multiply
   7,116.65x = 10,662.66 × 5,535.86
4. Step 4: Simplify right side
   7,116.65x = 59,026,939.67
5. Step 5: Solve for x
   x = 59,026,939.67/7,116.65
6. Step 6: Final answer
   x = 8,294.21