Finding the Third Proportional to 528,340 and 1,142,816

Step by Step Solution

1. Step 1: Write the proportion equation
   528,340 : 1,142,816 = 1,142,816 : x
2. Step 2: Convert to fraction form
   528,340/1,142,816 = 1,142,816/x
3. Step 3: Cross multiply
   528,340x = 1,142,816 × 1,142,816
4. Step 4: Simplify right side
   528,340x = 1,306,028,409,856
5. Step 5: Solve for x
   x = 1,306,028,409,856/528,340
6. Step 6: Final answer
   x = 2,471,946.87