Finding the Fourth Proportional to 1,856.15, 2,783.00 and 759.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.15 : 2,783.00 = 759.41 : x
2. Step 2: Convert to fraction form
   1,856.15/2,783.00 = 759.41/x
3. Step 3: Cross multiply
   1,856.15x = 2,783.00 × 759.41
4. Step 4: Simplify right side
   1,856.15x = 2,113,420.32
5. Step 5: Solve for x
   x = 2,113,420.32/1,856.15
6. Step 6: Final answer
   x = 1,138.61