Finding the Third Proportional to 528,114 and 1,140,400

Step by Step Solution

1. Step 1: Write the proportion equation
   528,114 : 1,140,400 = 1,140,400 : x
2. Step 2: Convert to fraction form
   528,114/1,140,400 = 1,140,400/x
3. Step 3: Cross multiply
   528,114x = 1,140,400 × 1,140,400
4. Step 4: Simplify right side
   528,114x = 1,300,512,160,000
5. Step 5: Solve for x
   x = 1,300,512,160,000/528,114
6. Step 6: Final answer
   x = 2,462,559.52