Finding the Third Proportional to 578,260 and 1,253,051

Step by Step Solution

1. Step 1: Write the proportion equation
   578,260 : 1,253,051 = 1,253,051 : x
2. Step 2: Convert to fraction form
   578,260/1,253,051 = 1,253,051/x
3. Step 3: Cross multiply
   578,260x = 1,253,051 × 1,253,051
4. Step 4: Simplify right side
   578,260x = 1,570,136,808,601
5. Step 5: Solve for x
   x = 1,570,136,808,601/578,260
6. Step 6: Final answer
   x = 2,715,278.26