Finding the Third Proportional to 1,856.25 and 4,482

Step by Step Solution

1. Step 1: Write the proportion equation
   1,856.25 : 4,482 = 4,482 : x
2. Step 2: Convert to fraction form
   1,856.25/4,482 = 4,482/x
3. Step 3: Cross multiply
   1,856.25x = 4,482 × 4,482
4. Step 4: Simplify right side
   1,856.25x = 20,088,324
5. Step 5: Solve for x
   x = 20,088,324/1,856.25
6. Step 6: Final answer
   x = 10,821.99