Finding the Third Proportional to 567,187.88 and 878,667.75

Step by Step Solution

1. Step 1: Write the proportion equation
   567,187.88 : 878,667.75 = 878,667.75 : x
2. Step 2: Convert to fraction form
   567,187.88/878,667.75 = 878,667.75/x
3. Step 3: Cross multiply
   567,187.88x = 878,667.75 × 878,667.75
4. Step 4: Simplify right side
   567,187.88x = 772,057,014,890.06
5. Step 5: Solve for x
   x = 772,057,014,890.06/567,187.88
6. Step 6: Final answer
   x = 1,361,201.55