Finding the Third Proportional to 3,551,730 and 7,671,810

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551,730 : 7,671,810 = 7,671,810 : x
2. Step 2: Convert to fraction form
   3,551,730/7,671,810 = 7,671,810/x
3. Step 3: Cross multiply
   3,551,730x = 7,671,810 × 7,671,810
4. Step 4: Simplify right side
   3,551,730x = 58,856,668,676,100
5. Step 5: Solve for x
   x = 58,856,668,676,100/3,551,730
6. Step 6: Final answer
   x = 16,571,267.71