Finding the Third Proportional to 61,786.50 and 127,945.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,786.50 : 127,945.50 = 127,945.50 : x
2. Step 2: Convert to fraction form
   61,786.50/127,945.50 = 127,945.50/x
3. Step 3: Cross multiply
   61,786.50x = 127,945.50 × 127,945.50
4. Step 4: Simplify right side
   61,786.50x = 16,370,050,970.25
5. Step 5: Solve for x
   x = 16,370,050,970.25/61,786.50
6. Step 6: Final answer
   x = 264,945.43