Finding the Fourth Proportional to 1,575.96, 2,175.72 and 1,260.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575.96 : 2,175.72 = 1,260.18 : x
2. Step 2: Convert to fraction form
   1,575.96/2,175.72 = 1,260.18/x
3. Step 3: Cross multiply
   1,575.96x = 2,175.72 × 1,260.18
4. Step 4: Simplify right side
   1,575.96x = 2,741,798.83
5. Step 5: Solve for x
   x = 2,741,798.83/1,575.96
6. Step 6: Final answer
   x = 1,739.76