Finding the Third Proportional to 467,820 and 724,086

Step by Step Solution

1. Step 1: Write the proportion equation
   467,820 : 724,086 = 724,086 : x
2. Step 2: Convert to fraction form
   467,820/724,086 = 724,086/x
3. Step 3: Cross multiply
   467,820x = 724,086 × 724,086
4. Step 4: Simplify right side
   467,820x = 524,300,535,396
5. Step 5: Solve for x
   x = 524,300,535,396/467,820
6. Step 6: Final answer
   x = 1,120,731.34