Finding the Third Proportional to 115,019.25 and 234,733.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,019.25 : 234,733.50 = 234,733.50 : x
2. Step 2: Convert to fraction form
   115,019.25/234,733.50 = 234,733.50/x
3. Step 3: Cross multiply
   115,019.25x = 234,733.50 × 234,733.50
4. Step 4: Simplify right side
   115,019.25x = 55,099,816,022.25
5. Step 5: Solve for x
   x = 55,099,816,022.25/115,019.25
6. Step 6: Final answer
   x = 479,048.65