Finding the Fourth Proportional to 7,116.78, 9,818.37 and 4,132.08

Step by Step Solution

1. Step 1: Write the proportion equation
   7,116.78 : 9,818.37 = 4,132.08 : x
2. Step 2: Convert to fraction form
   7,116.78/9,818.37 = 4,132.08/x
3. Step 3: Cross multiply
   7,116.78x = 9,818.37 × 4,132.08
4. Step 4: Simplify right side
   7,116.78x = 40,570,290.31
5. Step 5: Solve for x
   x = 40,570,290.31/7,116.78
6. Step 6: Final answer
   x = 5,700.65