Finding the Third Proportional to 116,464 and 248,180

Step by Step Solution

1. Step 1: Write the proportion equation
   116,464 : 248,180 = 248,180 : x
2. Step 2: Convert to fraction form
   116,464/248,180 = 248,180/x
3. Step 3: Cross multiply
   116,464x = 248,180 × 248,180
4. Step 4: Simplify right side
   116,464x = 61,593,312,400
5. Step 5: Solve for x
   x = 61,593,312,400/116,464
6. Step 6: Final answer
   x = 528,861.39