Finding the Third Proportional to 114,478 and 248,012

Step by Step Solution

1. Step 1: Write the proportion equation
   114,478 : 248,012 = 248,012 : x
2. Step 2: Convert to fraction form
   114,478/248,012 = 248,012/x
3. Step 3: Cross multiply
   114,478x = 248,012 × 248,012
4. Step 4: Simplify right side
   114,478x = 61,509,952,144
5. Step 5: Solve for x
   x = 61,509,952,144/114,478
6. Step 6: Final answer
   x = 537,308.06