Finding the Third Proportional to 3,872,768 and 5,684,736

Step by Step Solution

1. Step 1: Write the proportion equation
   3,872,768 : 5,684,736 = 5,684,736 : x
2. Step 2: Convert to fraction form
   3,872,768/5,684,736 = 5,684,736/x
3. Step 3: Cross multiply
   3,872,768x = 5,684,736 × 5,684,736
4. Step 4: Simplify right side
   3,872,768x = 32,316,223,389,696
5. Step 5: Solve for x
   x = 32,316,223,389,696/3,872,768
6. Step 6: Final answer
   x = 8,344,476.97