Finding the Third Proportional to 5,671,902 and 8,488,048

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671,902 : 8,488,048 = 8,488,048 : x
2. Step 2: Convert to fraction form
   5,671,902/8,488,048 = 8,488,048/x
3. Step 3: Cross multiply
   5,671,902x = 8,488,048 × 8,488,048
4. Step 4: Simplify right side
   5,671,902x = 72,046,958,850,304
5. Step 5: Solve for x
   x = 72,046,958,850,304/5,671,902
6. Step 6: Final answer
   x = 12,702,433.65