Finding the Third Proportional to 3,122,888 and 4,658,340

Step by Step Solution

1. Step 1: Write the proportion equation
   3,122,888 : 4,658,340 = 4,658,340 : x
2. Step 2: Convert to fraction form
   3,122,888/4,658,340 = 4,658,340/x
3. Step 3: Cross multiply
   3,122,888x = 4,658,340 × 4,658,340
4. Step 4: Simplify right side
   3,122,888x = 21,700,131,555,600
5. Step 5: Solve for x
   x = 21,700,131,555,600/3,122,888
6. Step 6: Final answer
   x = 6,948,738.33