Finding the Third Proportional to 997,657 and 2,181,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   997,657 : 2,181,648.50 = 2,181,648.50 : x
2. Step 2: Convert to fraction form
   997,657/2,181,648.50 = 2,181,648.50/x
3. Step 3: Cross multiply
   997,657x = 2,181,648.50 × 2,181,648.50
4. Step 4: Simplify right side
   997,657x = 4,759,590,177,552.25
5. Step 5: Solve for x
   x = 4,759,590,177,552.25/997,657
6. Step 6: Final answer
   x = 4,770,768.09