Finding the Fourth Proportional to 2,695.62, 3,719.28 and 2,066.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,695.62 : 3,719.28 = 2,066.79 : x
2. Step 2: Convert to fraction form
   2,695.62/3,719.28 = 2,066.79/x
3. Step 3: Cross multiply
   2,695.62x = 3,719.28 × 2,066.79
4. Step 4: Simplify right side
   2,695.62x = 7,686,970.71
5. Step 5: Solve for x
   x = 7,686,970.71/2,695.62
6. Step 6: Final answer
   x = 2,851.65