Finding the Third Proportional to 57,667.50 and 124,813.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,667.50 : 124,813.50 = 124,813.50 : x
2. Step 2: Convert to fraction form
   57,667.50/124,813.50 = 124,813.50/x
3. Step 3: Cross multiply
   57,667.50x = 124,813.50 × 124,813.50
4. Step 4: Simplify right side
   57,667.50x = 15,578,409,782.25
5. Step 5: Solve for x
   x = 15,578,409,782.25/57,667.50
6. Step 6: Final answer
   x = 270,141.93