Finding the Fourth Proportional to 1,562.59, 2,158.59 and 1,249.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,562.59 : 2,158.59 = 1,249.93 : x
2. Step 2: Convert to fraction form
   1,562.59/2,158.59 = 1,249.93/x
3. Step 3: Cross multiply
   1,562.59x = 2,158.59 × 1,249.93
4. Step 4: Simplify right side
   1,562.59x = 2,698,086.40
5. Step 5: Solve for x
   x = 2,698,086.40/1,562.59
6. Step 6: Final answer
   x = 1,726.68