Finding the Third Proportional to 2,931,690 and 4,484,722

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931,690 : 4,484,722 = 4,484,722 : x
2. Step 2: Convert to fraction form
   2,931,690/4,484,722 = 4,484,722/x
3. Step 3: Cross multiply
   2,931,690x = 4,484,722 × 4,484,722
4. Step 4: Simplify right side
   2,931,690x = 20,112,731,417,284
5. Step 5: Solve for x
   x = 20,112,731,417,284/2,931,690
6. Step 6: Final answer
   x = 6,860,456.40