Finding the Third Proportional to 2,917,144 and 4,415,970

Step by Step Solution

1. Step 1: Write the proportion equation
   2,917,144 : 4,415,970 = 4,415,970 : x
2. Step 2: Convert to fraction form
   2,917,144/4,415,970 = 4,415,970/x
3. Step 3: Cross multiply
   2,917,144x = 4,415,970 × 4,415,970
4. Step 4: Simplify right side
   2,917,144x = 19,500,791,040,900
5. Step 5: Solve for x
   x = 19,500,791,040,900/2,917,144
6. Step 6: Final answer
   x = 6,684,891.47