Finding the Third Proportional to 3,392,591 and 7,316,626

Step by Step Solution

1. Step 1: Write the proportion equation
   3,392,591 : 7,316,626 = 7,316,626 : x
2. Step 2: Convert to fraction form
   3,392,591/7,316,626 = 7,316,626/x
3. Step 3: Cross multiply
   3,392,591x = 7,316,626 × 7,316,626
4. Step 4: Simplify right side
   3,392,591x = 53,533,016,023,876
5. Step 5: Solve for x
   x = 53,533,016,023,876/3,392,591
6. Step 6: Final answer
   x = 15,779,389.86