Finding the Third Proportional to 2,959,578 and 4,431,255

Step by Step Solution

1. Step 1: Write the proportion equation
   2,959,578 : 4,431,255 = 4,431,255 : x
2. Step 2: Convert to fraction form
   2,959,578/4,431,255 = 4,431,255/x
3. Step 3: Cross multiply
   2,959,578x = 4,431,255 × 4,431,255
4. Step 4: Simplify right side
   2,959,578x = 19,636,020,875,025
5. Step 5: Solve for x
   x = 19,636,020,875,025/2,959,578
6. Step 6: Final answer
   x = 6,634,736.73