Finding the Third Proportional to 3,842,810 and 8,255,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,842,810 : 8,255,456 = 8,255,456 : x
2. Step 2: Convert to fraction form
   3,842,810/8,255,456 = 8,255,456/x
3. Step 3: Cross multiply
   3,842,810x = 8,255,456 × 8,255,456
4. Step 4: Simplify right side
   3,842,810x = 68,152,553,767,936
5. Step 5: Solve for x
   x = 68,152,553,767,936/3,842,810
6. Step 6: Final answer
   x = 17,735,082.86