Finding the Third Proportional to 357,632 and 744,360

Step by Step Solution

1. Step 1: Write the proportion equation
   357,632 : 744,360 = 744,360 : x
2. Step 2: Convert to fraction form
   357,632/744,360 = 744,360/x
3. Step 3: Cross multiply
   357,632x = 744,360 × 744,360
4. Step 4: Simplify right side
   357,632x = 554,071,809,600
5. Step 5: Solve for x
   x = 554,071,809,600/357,632
6. Step 6: Final answer
   x = 1,549,279.17