Finding the Third Proportional to 2,931,664 and 4,484,682

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931,664 : 4,484,682 = 4,484,682 : x
2. Step 2: Convert to fraction form
   2,931,664/4,484,682 = 4,484,682/x
3. Step 3: Cross multiply
   2,931,664x = 4,484,682 × 4,484,682
4. Step 4: Simplify right side
   2,931,664x = 20,112,372,641,124
5. Step 5: Solve for x
   x = 20,112,372,641,124/2,931,664
6. Step 6: Final answer
   x = 6,860,394.86