Finding the Third Proportional to 125,700 and 271,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   125,700 : 271,078.50 = 271,078.50 : x
2. Step 2: Convert to fraction form
   125,700/271,078.50 = 271,078.50/x
3. Step 3: Cross multiply
   125,700x = 271,078.50 × 271,078.50
4. Step 4: Simplify right side
   125,700x = 73,483,553,162.25
5. Step 5: Solve for x
   x = 73,483,553,162.25/125,700
6. Step 6: Final answer
   x = 584,594.70