Finding the Third Proportional to 118,228.50 and 262,701

Step by Step Solution

1. Step 1: Write the proportion equation
   118,228.50 : 262,701 = 262,701 : x
2. Step 2: Convert to fraction form
   118,228.50/262,701 = 262,701/x
3. Step 3: Cross multiply
   118,228.50x = 262,701 × 262,701
4. Step 4: Simplify right side
   118,228.50x = 69,011,815,401
5. Step 5: Solve for x
   x = 69,011,815,401/118,228.50
6. Step 6: Final answer
   x = 583,715.56