Finding the Third Proportional to 528,852 and 771,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   528,852 : 771,124.50 = 771,124.50 : x
2. Step 2: Convert to fraction form
   528,852/771,124.50 = 771,124.50/x
3. Step 3: Cross multiply
   528,852x = 771,124.50 × 771,124.50
4. Step 4: Simplify right side
   528,852x = 594,632,994,500.25
5. Step 5: Solve for x
   x = 594,632,994,500.25/528,852
6. Step 6: Final answer
   x = 1,124,384.51