Finding the Third Proportional to 3,707,848 and 8,122,620

Step by Step Solution

1. Step 1: Write the proportion equation
   3,707,848 : 8,122,620 = 8,122,620 : x
2. Step 2: Convert to fraction form
   3,707,848/8,122,620 = 8,122,620/x
3. Step 3: Cross multiply
   3,707,848x = 8,122,620 × 8,122,620
4. Step 4: Simplify right side
   3,707,848x = 65,976,955,664,400
5. Step 5: Solve for x
   x = 65,976,955,664,400/3,707,848
6. Step 6: Final answer
   x = 17,793,867.40