Finding the Fourth Proportional to 1,856.17, 2,558.55 and 1,481.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.17 : 2,558.55 = 1,481.95 : x
2. Step 2: Convert to fraction form
   1,856.17/2,558.55 = 1,481.95/x
3. Step 3: Cross multiply
   1,856.17x = 2,558.55 × 1,481.95
4. Step 4: Simplify right side
   1,856.17x = 3,791,643.17
5. Step 5: Solve for x
   x = 3,791,643.17/1,856.17
6. Step 6: Final answer
   x = 2,042.72