Finding the Third Proportional to 3,116,916 and 4,662,816

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116,916 : 4,662,816 = 4,662,816 : x
2. Step 2: Convert to fraction form
   3,116,916/4,662,816 = 4,662,816/x
3. Step 3: Cross multiply
   3,116,916x = 4,662,816 × 4,662,816
4. Step 4: Simplify right side
   3,116,916x = 21,741,853,049,856
5. Step 5: Solve for x
   x = 21,741,853,049,856/3,116,916
6. Step 6: Final answer
   x = 6,975,437.60