Finding the Third Proportional to 5,168,516 and 7,702,266

Step by Step Solution

1. Step 1: Write the proportion equation
   5,168,516 : 7,702,266 = 7,702,266 : x
2. Step 2: Convert to fraction form
   5,168,516/7,702,266 = 7,702,266/x
3. Step 3: Cross multiply
   5,168,516x = 7,702,266 × 7,702,266
4. Step 4: Simplify right side
   5,168,516x = 59,324,901,534,756
5. Step 5: Solve for x
   x = 59,324,901,534,756/5,168,516
6. Step 6: Final answer
   x = 11,478,130.58