Finding the Third Proportional to 5,357,478 and 8,086,038

Step by Step Solution

1. Step 1: Write the proportion equation
   5,357,478 : 8,086,038 = 8,086,038 : x
2. Step 2: Convert to fraction form
   5,357,478/8,086,038 = 8,086,038/x
3. Step 3: Cross multiply
   5,357,478x = 8,086,038 × 8,086,038
4. Step 4: Simplify right side
   5,357,478x = 65,384,010,537,444
5. Step 5: Solve for x
   x = 65,384,010,537,444/5,357,478
6. Step 6: Final answer
   x = 12,204,251.80