Finding the Third Proportional to 578,270 and 1,253,074

Step by Step Solution

1. Step 1: Write the proportion equation
   578,270 : 1,253,074 = 1,253,074 : x
2. Step 2: Convert to fraction form
   578,270/1,253,074 = 1,253,074/x
3. Step 3: Cross multiply
   578,270x = 1,253,074 × 1,253,074
4. Step 4: Simplify right side
   578,270x = 1,570,194,449,476
5. Step 5: Solve for x
   x = 1,570,194,449,476/578,270
6. Step 6: Final answer
   x = 2,715,330.99