Finding the Third Proportional to 5,137,476 and 8,000,374

Step by Step Solution

1. Step 1: Write the proportion equation
   5,137,476 : 8,000,374 = 8,000,374 : x
2. Step 2: Convert to fraction form
   5,137,476/8,000,374 = 8,000,374/x
3. Step 3: Cross multiply
   5,137,476x = 8,000,374 × 8,000,374
4. Step 4: Simplify right side
   5,137,476x = 64,005,984,139,876
5. Step 5: Solve for x
   x = 64,005,984,139,876/5,137,476
6. Step 6: Final answer
   x = 12,458,643.92