Finding the Third Proportional to 145,131.50 and 224,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   145,131.50 : 224,164.50 = 224,164.50 : x
2. Step 2: Convert to fraction form
   145,131.50/224,164.50 = 224,164.50/x
3. Step 3: Cross multiply
   145,131.50x = 224,164.50 × 224,164.50
4. Step 4: Simplify right side
   145,131.50x = 50,249,723,060.25
5. Step 5: Solve for x
   x = 50,249,723,060.25/145,131.50
6. Step 6: Final answer
   x = 346,235.81