Finding the Fourth Proportional to 1,856.83, 2,562.44 and 1,017.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.83 : 2,562.44 = 1,017.55 : x
2. Step 2: Convert to fraction form
   1,856.83/2,562.44 = 1,017.55/x
3. Step 3: Cross multiply
   1,856.83x = 2,562.44 × 1,017.55
4. Step 4: Simplify right side
   1,856.83x = 2,607,410.82
5. Step 5: Solve for x
   x = 2,607,410.82/1,856.83
6. Step 6: Final answer
   x = 1,404.23