Finding the Third Proportional to 114,766.50 and 248,590

Step by Step Solution

1. Step 1: Write the proportion equation
   114,766.50 : 248,590 = 248,590 : x
2. Step 2: Convert to fraction form
   114,766.50/248,590 = 248,590/x
3. Step 3: Cross multiply
   114,766.50x = 248,590 × 248,590
4. Step 4: Simplify right side
   114,766.50x = 61,796,988,100
5. Step 5: Solve for x
   x = 61,796,988,100/114,766.50
6. Step 6: Final answer
   x = 538,458.42