Finding the Fourth Proportional to 1,522.71, 2,101.68 and 1,260.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.71 : 2,101.68 = 1,260.27 : x
2. Step 2: Convert to fraction form
   1,522.71/2,101.68 = 1,260.27/x
3. Step 3: Cross multiply
   1,522.71x = 2,101.68 × 1,260.27
4. Step 4: Simplify right side
   1,522.71x = 2,648,684.25
5. Step 5: Solve for x
   x = 2,648,684.25/1,522.71
6. Step 6: Final answer
   x = 1,739.45