Finding the Third Proportional to 634,800 and 1,322,208

Step by Step Solution

1. Step 1: Write the proportion equation
   634,800 : 1,322,208 = 1,322,208 : x
2. Step 2: Convert to fraction form
   634,800/1,322,208 = 1,322,208/x
3. Step 3: Cross multiply
   634,800x = 1,322,208 × 1,322,208
4. Step 4: Simplify right side
   634,800x = 1,748,233,995,264
5. Step 5: Solve for x
   x = 1,748,233,995,264/634,800
6. Step 6: Final answer
   x = 2,753,991.80