Finding the Third Proportional to 724,383 and 1,591,488

Step by Step Solution

1. Step 1: Write the proportion equation
   724,383 : 1,591,488 = 1,591,488 : x
2. Step 2: Convert to fraction form
   724,383/1,591,488 = 1,591,488/x
3. Step 3: Cross multiply
   724,383x = 1,591,488 × 1,591,488
4. Step 4: Simplify right side
   724,383x = 2,532,834,054,144
5. Step 5: Solve for x
   x = 2,532,834,054,144/724,383
6. Step 6: Final answer
   x = 3,496,539.89