Finding the Third Proportional to 2,389,164 and 5,198,152

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,164 : 5,198,152 = 5,198,152 : x
2. Step 2: Convert to fraction form
   2,389,164/5,198,152 = 5,198,152/x
3. Step 3: Cross multiply
   2,389,164x = 5,198,152 × 5,198,152
4. Step 4: Simplify right side
   2,389,164x = 27,020,784,215,104
5. Step 5: Solve for x
   x = 27,020,784,215,104/2,389,164
6. Step 6: Final answer
   x = 11,309,723.49