Finding the Third Proportional to 8,272,908 and 12,359,304

Step by Step Solution

1. Step 1: Write the proportion equation
   8,272,908 : 12,359,304 = 12,359,304 : x
2. Step 2: Convert to fraction form
   8,272,908/12,359,304 = 12,359,304/x
3. Step 3: Cross multiply
   8,272,908x = 12,359,304 × 12,359,304
4. Step 4: Simplify right side
   8,272,908x = 152,752,395,364,416
5. Step 5: Solve for x
   x = 152,752,395,364,416/8,272,908
6. Step 6: Final answer
   x = 18,464,171.89