Finding the Third Proportional to 5,381,518 and 8,341,275

Step by Step Solution

1. Step 1: Write the proportion equation
   5,381,518 : 8,341,275 = 8,341,275 : x
2. Step 2: Convert to fraction form
   5,381,518/8,341,275 = 8,341,275/x
3. Step 3: Cross multiply
   5,381,518x = 8,341,275 × 8,341,275
4. Step 4: Simplify right side
   5,381,518x = 69,576,868,625,625
5. Step 5: Solve for x
   x = 69,576,868,625,625/5,381,518
6. Step 6: Final answer
   x = 12,928,855.51