Finding the Third Proportional to 114,760 and 247,648

Step by Step Solution

1. Step 1: Write the proportion equation
   114,760 : 247,648 = 247,648 : x
2. Step 2: Convert to fraction form
   114,760/247,648 = 247,648/x
3. Step 3: Cross multiply
   114,760x = 247,648 × 247,648
4. Step 4: Simplify right side
   114,760x = 61,329,531,904
5. Step 5: Solve for x
   x = 61,329,531,904/114,760
6. Step 6: Final answer
   x = 534,415.58