Finding the Third Proportional to 153,910.50 and 230,250

Step by Step Solution

1. Step 1: Write the proportion equation
   153,910.50 : 230,250 = 230,250 : x
2. Step 2: Convert to fraction form
   153,910.50/230,250 = 230,250/x
3. Step 3: Cross multiply
   153,910.50x = 230,250 × 230,250
4. Step 4: Simplify right side
   153,910.50x = 53,015,062,500
5. Step 5: Solve for x
   x = 53,015,062,500/153,910.50
6. Step 6: Final answer
   x = 344,453.84