Finding the Third Proportional to 997,740 and 1,521,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   997,740 : 1,521,520.50 = 1,521,520.50 : x
2. Step 2: Convert to fraction form
   997,740/1,521,520.50 = 1,521,520.50/x
3. Step 3: Cross multiply
   997,740x = 1,521,520.50 × 1,521,520.50
4. Step 4: Simplify right side
   997,740x = 2,315,024,631,920.25
5. Step 5: Solve for x
   x = 2,315,024,631,920.25/997,740
6. Step 6: Final answer
   x = 2,320,268.44