Finding the Third Proportional to 528,234 and 1,139,028

Step by Step Solution

1. Step 1: Write the proportion equation
   528,234 : 1,139,028 = 1,139,028 : x
2. Step 2: Convert to fraction form
   528,234/1,139,028 = 1,139,028/x
3. Step 3: Cross multiply
   528,234x = 1,139,028 × 1,139,028
4. Step 4: Simplify right side
   528,234x = 1,297,384,784,784
5. Step 5: Solve for x
   x = 1,297,384,784,784/528,234
6. Step 6: Final answer
   x = 2,456,079.66