Finding the Third Proportional to 113,737.50 and 236,709

Step by Step Solution

1. Step 1: Write the proportion equation
   113,737.50 : 236,709 = 236,709 : x
2. Step 2: Convert to fraction form
   113,737.50/236,709 = 236,709/x
3. Step 3: Cross multiply
   113,737.50x = 236,709 × 236,709
4. Step 4: Simplify right side
   113,737.50x = 56,031,150,681
5. Step 5: Solve for x
   x = 56,031,150,681/113,737.50
6. Step 6: Final answer
   x = 492,635.68