Finding the Third Proportional to 2,116,748 and 3,179,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,748 : 3,179,888 = 3,179,888 : x
2. Step 2: Convert to fraction form
   2,116,748/3,179,888 = 3,179,888/x
3. Step 3: Cross multiply
   2,116,748x = 3,179,888 × 3,179,888
4. Step 4: Simplify right side
   2,116,748x = 10,111,687,692,544
5. Step 5: Solve for x
   x = 10,111,687,692,544/2,116,748
6. Step 6: Final answer
   x = 4,776,991.73