Finding the Fourth Proportional to 1,499.04, 2,260.55 and 1,478.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.04 : 2,260.55 = 1,478.52 : x
2. Step 2: Convert to fraction form
   1,499.04/2,260.55 = 1,478.52/x
3. Step 3: Cross multiply
   1,499.04x = 2,260.55 × 1,478.52
4. Step 4: Simplify right side
   1,499.04x = 3,342,268.39
5. Step 5: Solve for x
   x = 3,342,268.39/1,499.04
6. Step 6: Final answer
   x = 2,229.61