Finding the Third Proportional to 107,187 and 239,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   107,187 : 239,746.50 = 239,746.50 : x
2. Step 2: Convert to fraction form
   107,187/239,746.50 = 239,746.50/x
3. Step 3: Cross multiply
   107,187x = 239,746.50 × 239,746.50
4. Step 4: Simplify right side
   107,187x = 57,478,384,262.25
5. Step 5: Solve for x
   x = 57,478,384,262.25/107,187
6. Step 6: Final answer
   x = 536,243.99