Finding the Third Proportional to 333,812 and 742,256.50

Step by Step Solution

1. Step 1: Write the proportion equation
   333,812 : 742,256.50 = 742,256.50 : x
2. Step 2: Convert to fraction form
   333,812/742,256.50 = 742,256.50/x
3. Step 3: Cross multiply
   333,812x = 742,256.50 × 742,256.50
4. Step 4: Simplify right side
   333,812x = 550,944,711,792.25
5. Step 5: Solve for x
   x = 550,944,711,792.25/333,812
6. Step 6: Final answer
   x = 1,650,464.07