Finding the Fourth Proportional to 2,266.32, 3,398.10 and 1,485.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,266.32 : 3,398.10 = 1,485.39 : x
2. Step 2: Convert to fraction form
   2,266.32/3,398.10 = 1,485.39/x
3. Step 3: Cross multiply
   2,266.32x = 3,398.10 × 1,485.39
4. Step 4: Simplify right side
   2,266.32x = 5,047,503.76
5. Step 5: Solve for x
   x = 5,047,503.76/2,266.32
6. Step 6: Final answer
   x = 2,227.18