Finding the Third Proportional to 85,019.50 and 124,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   85,019.50 : 124,936.50 = 124,936.50 : x
2. Step 2: Convert to fraction form
   85,019.50/124,936.50 = 124,936.50/x
3. Step 3: Cross multiply
   85,019.50x = 124,936.50 × 124,936.50
4. Step 4: Simplify right side
   85,019.50x = 15,609,129,032.25
5. Step 5: Solve for x
   x = 15,609,129,032.25/85,019.50
6. Step 6: Final answer
   x = 183,594.69