Finding the Third Proportional to 698,993.50 and 1,499,939

Step by Step Solution

1. Step 1: Write the proportion equation
   698,993.50 : 1,499,939 = 1,499,939 : x
2. Step 2: Convert to fraction form
   698,993.50/1,499,939 = 1,499,939/x
3. Step 3: Cross multiply
   698,993.50x = 1,499,939 × 1,499,939
4. Step 4: Simplify right side
   698,993.50x = 2,249,817,003,721
5. Step 5: Solve for x
   x = 2,249,817,003,721/698,993.50
6. Step 6: Final answer
   x = 3,218,652.25