Finding the Third Proportional to 175,171.50 and 242,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   175,171.50 : 242,659.50 = 242,659.50 : x
2. Step 2: Convert to fraction form
   175,171.50/242,659.50 = 242,659.50/x
3. Step 3: Cross multiply
   175,171.50x = 242,659.50 × 242,659.50
4. Step 4: Simplify right side
   175,171.50x = 58,883,632,940.25
5. Step 5: Solve for x
   x = 58,883,632,940.25/175,171.50
6. Step 6: Final answer
   x = 336,148.48