Finding the Third Proportional to 1,009,998 and 2,210,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,998 : 2,210,040 = 2,210,040 : x
2. Step 2: Convert to fraction form
   1,009,998/2,210,040 = 2,210,040/x
3. Step 3: Cross multiply
   1,009,998x = 2,210,040 × 2,210,040
4. Step 4: Simplify right side
   1,009,998x = 4,884,276,801,600
5. Step 5: Solve for x
   x = 4,884,276,801,600/1,009,998
6. Step 6: Final answer
   x = 4,835,927.20