Finding the Fourth Proportional to 2,454.01, 3,386.17 and 1,445.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.01 : 3,386.17 = 1,445.12 : x
2. Step 2: Convert to fraction form
   2,454.01/3,386.17 = 1,445.12/x
3. Step 3: Cross multiply
   2,454.01x = 3,386.17 × 1,445.12
4. Step 4: Simplify right side
   2,454.01x = 4,893,401.45
5. Step 5: Solve for x
   x = 4,893,401.45/2,454.01
6. Step 6: Final answer
   x = 1,994.05