Finding the Third Proportional to 3,116,078 and 4,661,662

Step by Step Solution

1. Step 1: Write the proportion equation
   3,116,078 : 4,661,662 = 4,661,662 : x
2. Step 2: Convert to fraction form
   3,116,078/4,661,662 = 4,661,662/x
3. Step 3: Cross multiply
   3,116,078x = 4,661,662 × 4,661,662
4. Step 4: Simplify right side
   3,116,078x = 21,731,092,602,244
5. Step 5: Solve for x
   x = 21,731,092,602,244/3,116,078
6. Step 6: Final answer
   x = 6,973,860.28