Finding the Fourth Proportional to 1,748.62, 2,414.22 and 1,086.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.62 : 2,414.22 = 1,086.43 : x
2. Step 2: Convert to fraction form
   1,748.62/2,414.22 = 1,086.43/x
3. Step 3: Cross multiply
   1,748.62x = 2,414.22 × 1,086.43
4. Step 4: Simplify right side
   1,748.62x = 2,622,881.03
5. Step 5: Solve for x
   x = 2,622,881.03/1,748.62
6. Step 6: Final answer
   x = 1,499.97