Finding the Third Proportional to 5,805,408 and 8,710,299

Step by Step Solution

1. Step 1: Write the proportion equation
   5,805,408 : 8,710,299 = 8,710,299 : x
2. Step 2: Convert to fraction form
   5,805,408/8,710,299 = 8,710,299/x
3. Step 3: Cross multiply
   5,805,408x = 8,710,299 × 8,710,299
4. Step 4: Simplify right side
   5,805,408x = 75,869,308,669,401
5. Step 5: Solve for x
   x = 75,869,308,669,401/5,805,408
6. Step 6: Final answer
   x = 13,068,729.82