Finding the Third Proportional to 3,991,272 and 6,144,384

Step by Step Solution

1. Step 1: Write the proportion equation
   3,991,272 : 6,144,384 = 6,144,384 : x
2. Step 2: Convert to fraction form
   3,991,272/6,144,384 = 6,144,384/x
3. Step 3: Cross multiply
   3,991,272x = 6,144,384 × 6,144,384
4. Step 4: Simplify right side
   3,991,272x = 37,753,454,739,456
5. Step 5: Solve for x
   x = 37,753,454,739,456/3,991,272
6. Step 6: Final answer
   x = 9,459,003.23