Finding the Third Proportional to 5,581,008 and 8,371,539

Step by Step Solution

1. Step 1: Write the proportion equation
   5,581,008 : 8,371,539 = 8,371,539 : x
2. Step 2: Convert to fraction form
   5,581,008/8,371,539 = 8,371,539/x
3. Step 3: Cross multiply
   5,581,008x = 8,371,539 × 8,371,539
4. Step 4: Simplify right side
   5,581,008x = 70,082,665,228,521
5. Step 5: Solve for x
   x = 70,082,665,228,521/5,581,008
6. Step 6: Final answer
   x = 12,557,349.00