Finding the Third Proportional to 494,290 and 741,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   494,290 : 741,435.50 = 741,435.50 : x
2. Step 2: Convert to fraction form
   494,290/741,435.50 = 741,435.50/x
3. Step 3: Cross multiply
   494,290x = 741,435.50 × 741,435.50
4. Step 4: Simplify right side
   494,290x = 549,726,600,660.25
5. Step 5: Solve for x
   x = 549,726,600,660.25/494,290
6. Step 6: Final answer
   x = 1,112,154.00