Finding the Third Proportional to 3,392,589 and 7,316,622

Step by Step Solution

1. Step 1: Write the proportion equation
   3,392,589 : 7,316,622 = 7,316,622 : x
2. Step 2: Convert to fraction form
   3,392,589/7,316,622 = 7,316,622/x
3. Step 3: Cross multiply
   3,392,589x = 7,316,622 × 7,316,622
4. Step 4: Simplify right side
   3,392,589x = 53,532,957,490,884
5. Step 5: Solve for x
   x = 53,532,957,490,884/3,392,589
6. Step 6: Final answer
   x = 15,779,381.91