Finding the Third Proportional to 580,084 and 1,245,856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   580,084 : 1,245,856.50 = 1,245,856.50 : x
2. Step 2: Convert to fraction form
   580,084/1,245,856.50 = 1,245,856.50/x
3. Step 3: Cross multiply
   580,084x = 1,245,856.50 × 1,245,856.50
4. Step 4: Simplify right side
   580,084x = 1,552,158,418,592.25
5. Step 5: Solve for x
   x = 1,552,158,418,592.25/580,084
6. Step 6: Final answer
   x = 2,675,747.68