Finding the Third Proportional to 724,941 and 1,705,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   724,941 : 1,705,648.50 = 1,705,648.50 : x
2. Step 2: Convert to fraction form
   724,941/1,705,648.50 = 1,705,648.50/x
3. Step 3: Cross multiply
   724,941x = 1,705,648.50 × 1,705,648.50
4. Step 4: Simplify right side
   724,941x = 2,909,236,805,552.25
5. Step 5: Solve for x
   x = 2,909,236,805,552.25/724,941
6. Step 6: Final answer
   x = 4,013,067.00