Finding the Third Proportional to 743,708 and 1,531,432

Step by Step Solution

1. Step 1: Write the proportion equation
   743,708 : 1,531,432 = 1,531,432 : x
2. Step 2: Convert to fraction form
   743,708/1,531,432 = 1,531,432/x
3. Step 3: Cross multiply
   743,708x = 1,531,432 × 1,531,432
4. Step 4: Simplify right side
   743,708x = 2,345,283,970,624
5. Step 5: Solve for x
   x = 2,345,283,970,624/743,708
6. Step 6: Final answer
   x = 3,153,501.07