Finding the Third Proportional to 5,607,494 and 8,401,877

Step by Step Solution

1. Step 1: Write the proportion equation
   5,607,494 : 8,401,877 = 8,401,877 : x
2. Step 2: Convert to fraction form
   5,607,494/8,401,877 = 8,401,877/x
3. Step 3: Cross multiply
   5,607,494x = 8,401,877 × 8,401,877
4. Step 4: Simplify right side
   5,607,494x = 70,591,537,123,129
5. Step 5: Solve for x
   x = 70,591,537,123,129/5,607,494
6. Step 6: Final answer
   x = 12,588,785.14