Finding the Third Proportional to 155,959.50 and 236,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,959.50 : 236,141.50 = 236,141.50 : x
2. Step 2: Convert to fraction form
   155,959.50/236,141.50 = 236,141.50/x
3. Step 3: Cross multiply
   155,959.50x = 236,141.50 × 236,141.50
4. Step 4: Simplify right side
   155,959.50x = 55,762,808,022.25
5. Step 5: Solve for x
   x = 55,762,808,022.25/155,959.50
6. Step 6: Final answer
   x = 357,546.72