Finding the Third Proportional to 116,874 and 248,310

Step by Step Solution

1. Step 1: Write the proportion equation
   116,874 : 248,310 = 248,310 : x
2. Step 2: Convert to fraction form
   116,874/248,310 = 248,310/x
3. Step 3: Cross multiply
   116,874x = 248,310 × 248,310
4. Step 4: Simplify right side
   116,874x = 61,657,856,100
5. Step 5: Solve for x
   x = 61,657,856,100/116,874
6. Step 6: Final answer
   x = 527,558.36