Finding the Third Proportional to 3,760,864 and 8,120,212

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760,864 : 8,120,212 = 8,120,212 : x
2. Step 2: Convert to fraction form
   3,760,864/8,120,212 = 8,120,212/x
3. Step 3: Cross multiply
   3,760,864x = 8,120,212 × 8,120,212
4. Step 4: Simplify right side
   3,760,864x = 65,937,842,924,944
5. Step 5: Solve for x
   x = 65,937,842,924,944/3,760,864
6. Step 6: Final answer
   x = 17,532,631.58