Finding the Third Proportional to 2,116,724 and 3,179,850

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,724 : 3,179,850 = 3,179,850 : x
2. Step 2: Convert to fraction form
   2,116,724/3,179,850 = 3,179,850/x
3. Step 3: Cross multiply
   2,116,724x = 3,179,850 × 3,179,850
4. Step 4: Simplify right side
   2,116,724x = 10,111,446,022,500
5. Step 5: Solve for x
   x = 10,111,446,022,500/2,116,724
6. Step 6: Final answer
   x = 4,776,931.72