Finding the Fourth Proportional to 1,856.86, 2,562.50 and 1,017.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.86 : 2,562.50 = 1,017.56 : x
2. Step 2: Convert to fraction form
   1,856.86/2,562.50 = 1,017.56/x
3. Step 3: Cross multiply
   1,856.86x = 2,562.50 × 1,017.56
4. Step 4: Simplify right side
   1,856.86x = 2,607,493.02
5. Step 5: Solve for x
   x = 2,607,493.02/1,856.86
6. Step 6: Final answer
   x = 1,404.25