Finding the Fourth Proportional to 2,622.14, 3,618.72 and 1,502.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,622.14 : 3,618.72 = 1,502.78 : x
2. Step 2: Convert to fraction form
   2,622.14/3,618.72 = 1,502.78/x
3. Step 3: Cross multiply
   2,622.14x = 3,618.72 × 1,502.78
4. Step 4: Simplify right side
   2,622.14x = 5,438,140.04
5. Step 5: Solve for x
   x = 5,438,140.04/2,622.14
6. Step 6: Final answer
   x = 2,073.93