Finding the Third Proportional to 547,061.75 and 878,976

Step by Step Solution

1. Step 1: Write the proportion equation
   547,061.75 : 878,976 = 878,976 : x
2. Step 2: Convert to fraction form
   547,061.75/878,976 = 878,976/x
3. Step 3: Cross multiply
   547,061.75x = 878,976 × 878,976
4. Step 4: Simplify right side
   547,061.75x = 772,598,808,576
5. Step 5: Solve for x
   x = 772,598,808,576/547,061.75
6. Step 6: Final answer
   x = 1,412,269.84