Finding the Third Proportional to 5,189,960 and 8,264,604

Step by Step Solution

1. Step 1: Write the proportion equation
   5,189,960 : 8,264,604 = 8,264,604 : x
2. Step 2: Convert to fraction form
   5,189,960/8,264,604 = 8,264,604/x
3. Step 3: Cross multiply
   5,189,960x = 8,264,604 × 8,264,604
4. Step 4: Simplify right side
   5,189,960x = 68,303,679,276,816
5. Step 5: Solve for x
   x = 68,303,679,276,816/5,189,960
6. Step 6: Final answer
   x = 13,160,733.28