Finding the Third Proportional to 333,666 and 719,820

Step by Step Solution

1. Step 1: Write the proportion equation
   333,666 : 719,820 = 719,820 : x
2. Step 2: Convert to fraction form
   333,666/719,820 = 719,820/x
3. Step 3: Cross multiply
   333,666x = 719,820 × 719,820
4. Step 4: Simplify right side
   333,666x = 518,140,832,400
5. Step 5: Solve for x
   x = 518,140,832,400/333,666
6. Step 6: Final answer
   x = 1,552,872.73