Finding the Third Proportional to 724,658 and 1,574,180

Step by Step Solution

1. Step 1: Write the proportion equation
   724,658 : 1,574,180 = 1,574,180 : x
2. Step 2: Convert to fraction form
   724,658/1,574,180 = 1,574,180/x
3. Step 3: Cross multiply
   724,658x = 1,574,180 × 1,574,180
4. Step 4: Simplify right side
   724,658x = 2,478,042,672,400
5. Step 5: Solve for x
   x = 2,478,042,672,400/724,658
6. Step 6: Final answer
   x = 3,419,603.00