Finding the Third Proportional to 85,562 and 137,850

Step by Step Solution

1. Step 1: Write the proportion equation
   85,562 : 137,850 = 137,850 : x
2. Step 2: Convert to fraction form
   85,562/137,850 = 137,850/x
3. Step 3: Cross multiply
   85,562x = 137,850 × 137,850
4. Step 4: Simplify right side
   85,562x = 19,002,622,500
5. Step 5: Solve for x
   x = 19,002,622,500/85,562
6. Step 6: Final answer
   x = 222,091.85