Finding the Third Proportional to 114,445.50 and 248,595

Step by Step Solution

1. Step 1: Write the proportion equation
   114,445.50 : 248,595 = 248,595 : x
2. Step 2: Convert to fraction form
   114,445.50/248,595 = 248,595/x
3. Step 3: Cross multiply
   114,445.50x = 248,595 × 248,595
4. Step 4: Simplify right side
   114,445.50x = 61,799,474,025
5. Step 5: Solve for x
   x = 61,799,474,025/114,445.50
6. Step 6: Final answer
   x = 539,990.42