Finding the Fourth Proportional to 1,856.93, 2,562.67 and 1,017.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.93 : 2,562.67 = 1,017.61 : x
2. Step 2: Convert to fraction form
   1,856.93/2,562.67 = 1,017.61/x
3. Step 3: Cross multiply
   1,856.93x = 2,562.67 × 1,017.61
4. Step 4: Simplify right side
   1,856.93x = 2,607,793.53
5. Step 5: Solve for x
   x = 2,607,793.53/1,856.93
6. Step 6: Final answer
   x = 1,404.36