Finding the Third Proportional to 5,986,350 and 9,128,979

Step by Step Solution

1. Step 1: Write the proportion equation
   5,986,350 : 9,128,979 = 9,128,979 : x
2. Step 2: Convert to fraction form
   5,986,350/9,128,979 = 9,128,979/x
3. Step 3: Cross multiply
   5,986,350x = 9,128,979 × 9,128,979
4. Step 4: Simplify right side
   5,986,350x = 83,338,257,582,441
5. Step 5: Solve for x
   x = 83,338,257,582,441/5,986,350
6. Step 6: Final answer
   x = 13,921,380.74