Finding the Fourth Proportional to 1,744.10, 2,402.17 and 1,612.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,744.10 : 2,402.17 = 1,612.72 : x
2. Step 2: Convert to fraction form
   1,744.10/2,402.17 = 1,612.72/x
3. Step 3: Cross multiply
   1,744.10x = 2,402.17 × 1,612.72
4. Step 4: Simplify right side
   1,744.10x = 3,874,015.59
5. Step 5: Solve for x
   x = 3,874,015.59/1,744.10
6. Step 6: Final answer
   x = 2,221.22