Finding the Third Proportional to 722,308.50 and 1,119,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   722,308.50 : 1,119,982.50 = 1,119,982.50 : x
2. Step 2: Convert to fraction form
   722,308.50/1,119,982.50 = 1,119,982.50/x
3. Step 3: Cross multiply
   722,308.50x = 1,119,982.50 × 1,119,982.50
4. Step 4: Simplify right side
   722,308.50x = 1,254,360,800,306.25
5. Step 5: Solve for x
   x = 1,254,360,800,306.25/722,308.50
6. Step 6: Final answer
   x = 1,736,599.81