Finding the Third Proportional to 2,174,528 and 4,628,994

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174,528 : 4,628,994 = 4,628,994 : x
2. Step 2: Convert to fraction form
   2,174,528/4,628,994 = 4,628,994/x
3. Step 3: Cross multiply
   2,174,528x = 4,628,994 × 4,628,994
4. Step 4: Simplify right side
   2,174,528x = 21,427,585,452,036
5. Step 5: Solve for x
   x = 21,427,585,452,036/2,174,528
6. Step 6: Final answer
   x = 9,853,901.84