Finding the Third Proportional to 169,499.50 and 230,199

Step by Step Solution

1. Step 1: Write the proportion equation
   169,499.50 : 230,199 = 230,199 : x
2. Step 2: Convert to fraction form
   169,499.50/230,199 = 230,199/x
3. Step 3: Cross multiply
   169,499.50x = 230,199 × 230,199
4. Step 4: Simplify right side
   169,499.50x = 52,991,579,601
5. Step 5: Solve for x
   x = 52,991,579,601/169,499.50
6. Step 6: Final answer
   x = 312,635.61