Finding the Third Proportional to 3,257,214 and 7,156,866

Step by Step Solution

1. Step 1: Write the proportion equation
   3,257,214 : 7,156,866 = 7,156,866 : x
2. Step 2: Convert to fraction form
   3,257,214/7,156,866 = 7,156,866/x
3. Step 3: Cross multiply
   3,257,214x = 7,156,866 × 7,156,866
4. Step 4: Simplify right side
   3,257,214x = 51,220,730,941,956
5. Step 5: Solve for x
   x = 51,220,730,941,956/3,257,214
6. Step 6: Final answer
   x = 15,725,319.53