Finding the Third Proportional to 4,403,460 and 9,108,988

Step by Step Solution

1. Step 1: Write the proportion equation
   4,403,460 : 9,108,988 = 9,108,988 : x
2. Step 2: Convert to fraction form
   4,403,460/9,108,988 = 9,108,988/x
3. Step 3: Cross multiply
   4,403,460x = 9,108,988 × 9,108,988
4. Step 4: Simplify right side
   4,403,460x = 82,973,662,384,144
5. Step 5: Solve for x
   x = 82,973,662,384,144/4,403,460
6. Step 6: Final answer
   x = 18,842,833.22