Finding the Third Proportional to 578,293 and 1,253,122

Step by Step Solution

1. Step 1: Write the proportion equation
   578,293 : 1,253,122 = 1,253,122 : x
2. Step 2: Convert to fraction form
   578,293/1,253,122 = 1,253,122/x
3. Step 3: Cross multiply
   578,293x = 1,253,122 × 1,253,122
4. Step 4: Simplify right side
   578,293x = 1,570,314,746,884
5. Step 5: Solve for x
   x = 1,570,314,746,884/578,293
6. Step 6: Final answer
   x = 2,715,431.01