Finding the Third Proportional to 5,375,705 and 8,323,569

Step by Step Solution

1. Step 1: Write the proportion equation
   5,375,705 : 8,323,569 = 8,323,569 : x
2. Step 2: Convert to fraction form
   5,375,705/8,323,569 = 8,323,569/x
3. Step 3: Cross multiply
   5,375,705x = 8,323,569 × 8,323,569
4. Step 4: Simplify right side
   5,375,705x = 69,281,800,897,761
5. Step 5: Solve for x
   x = 69,281,800,897,761/5,375,705
6. Step 6: Final answer
   x = 12,887,946.96