Finding the Third Proportional to 5,387,792 and 8,365,034

Step by Step Solution

1. Step 1: Write the proportion equation
   5,387,792 : 8,365,034 = 8,365,034 : x
2. Step 2: Convert to fraction form
   5,387,792/8,365,034 = 8,365,034/x
3. Step 3: Cross multiply
   5,387,792x = 8,365,034 × 8,365,034
4. Step 4: Simplify right side
   5,387,792x = 69,973,793,821,156
5. Step 5: Solve for x
   x = 69,973,793,821,156/5,387,792
6. Step 6: Final answer
   x = 12,987,471.27