Finding the Third Proportional to 1,003,298 and 2,142,664

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,298 : 2,142,664 = 2,142,664 : x
2. Step 2: Convert to fraction form
   1,003,298/2,142,664 = 2,142,664/x
3. Step 3: Cross multiply
   1,003,298x = 2,142,664 × 2,142,664
4. Step 4: Simplify right side
   1,003,298x = 4,591,009,016,896
5. Step 5: Solve for x
   x = 4,591,009,016,896/1,003,298
6. Step 6: Final answer
   x = 4,575,917.64