Finding the Third Proportional to 564,703.50 and 828,222

Step by Step Solution

1. Step 1: Write the proportion equation
   564,703.50 : 828,222 = 828,222 : x
2. Step 2: Convert to fraction form
   564,703.50/828,222 = 828,222/x
3. Step 3: Cross multiply
   564,703.50x = 828,222 × 828,222
4. Step 4: Simplify right side
   564,703.50x = 685,951,681,284
5. Step 5: Solve for x
   x = 685,951,681,284/564,703.50
6. Step 6: Final answer
   x = 1,214,711.23