Finding the Third Proportional to 116,012 and 254,434

Step by Step Solution

1. Step 1: Write the proportion equation
   116,012 : 254,434 = 254,434 : x
2. Step 2: Convert to fraction form
   116,012/254,434 = 254,434/x
3. Step 3: Cross multiply
   116,012x = 254,434 × 254,434
4. Step 4: Simplify right side
   116,012x = 64,736,660,356
5. Step 5: Solve for x
   x = 64,736,660,356/116,012
6. Step 6: Final answer
   x = 558,016.93