Finding the Third Proportional to 2,931,680 and 4,484,712

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931,680 : 4,484,712 = 4,484,712 : x
2. Step 2: Convert to fraction form
   2,931,680/4,484,712 = 4,484,712/x
3. Step 3: Cross multiply
   2,931,680x = 4,484,712 × 4,484,712
4. Step 4: Simplify right side
   2,931,680x = 20,112,641,722,944
5. Step 5: Solve for x
   x = 20,112,641,722,944/2,931,680
6. Step 6: Final answer
   x = 6,860,449.20