Finding the Fourth Proportional to 2,225.43, 3,071.18 and 1,478.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225.43 : 3,071.18 = 1,478.10 : x
2. Step 2: Convert to fraction form
   2,225.43/3,071.18 = 1,478.10/x
3. Step 3: Cross multiply
   2,225.43x = 3,071.18 × 1,478.10
4. Step 4: Simplify right side
   2,225.43x = 4,539,511.16
5. Step 5: Solve for x
   x = 4,539,511.16/2,225.43
6. Step 6: Final answer
   x = 2,039.84