Finding the Third Proportional to 521,676 and 1,143,360

Step by Step Solution

1. Step 1: Write the proportion equation
   521,676 : 1,143,360 = 1,143,360 : x
2. Step 2: Convert to fraction form
   521,676/1,143,360 = 1,143,360/x
3. Step 3: Cross multiply
   521,676x = 1,143,360 × 1,143,360
4. Step 4: Simplify right side
   521,676x = 1,307,272,089,600
5. Step 5: Solve for x
   x = 1,307,272,089,600/521,676
6. Step 6: Final answer
   x = 2,505,908.05