Finding the Third Proportional to 5,177,632 and 8,104,400

Step by Step Solution

1. Step 1: Write the proportion equation
   5,177,632 : 8,104,400 = 8,104,400 : x
2. Step 2: Convert to fraction form
   5,177,632/8,104,400 = 8,104,400/x
3. Step 3: Cross multiply
   5,177,632x = 8,104,400 × 8,104,400
4. Step 4: Simplify right side
   5,177,632x = 65,681,299,360,000
5. Step 5: Solve for x
   x = 65,681,299,360,000/5,177,632
6. Step 6: Final answer
   x = 12,685,586.65