Finding the Third Proportional to 997,300 and 2,181,548

Step by Step Solution

1. Step 1: Write the proportion equation
   997,300 : 2,181,548 = 2,181,548 : x
2. Step 2: Convert to fraction form
   997,300/2,181,548 = 2,181,548/x
3. Step 3: Cross multiply
   997,300x = 2,181,548 × 2,181,548
4. Step 4: Simplify right side
   997,300x = 4,759,151,676,304
5. Step 5: Solve for x
   x = 4,759,151,676,304/997,300
6. Step 6: Final answer
   x = 4,772,036.17