Finding the Fourth Proportional to 2,566.76, 3,830.18 and 2,275.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.76 : 3,830.18 = 2,275.16 : x
2. Step 2: Convert to fraction form
   2,566.76/3,830.18 = 2,275.16/x
3. Step 3: Cross multiply
   2,566.76x = 3,830.18 × 2,275.16
4. Step 4: Simplify right side
   2,566.76x = 8,714,272.33
5. Step 5: Solve for x
   x = 8,714,272.33/2,566.76
6. Step 6: Final answer
   x = 3,395.05