Finding the Third Proportional to 3,801,670 and 7,872,810

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801,670 : 7,872,810 = 7,872,810 : x
2. Step 2: Convert to fraction form
   3,801,670/7,872,810 = 7,872,810/x
3. Step 3: Cross multiply
   3,801,670x = 7,872,810 × 7,872,810
4. Step 4: Simplify right side
   3,801,670x = 61,981,137,296,100
5. Step 5: Solve for x
   x = 61,981,137,296,100/3,801,670
6. Step 6: Final answer
   x = 16,303,660.57