Finding the Third Proportional to 115,435.50 and 173,487

Step by Step Solution

1. Step 1: Write the proportion equation
   115,435.50 : 173,487 = 173,487 : x
2. Step 2: Convert to fraction form
   115,435.50/173,487 = 173,487/x
3. Step 3: Cross multiply
   115,435.50x = 173,487 × 173,487
4. Step 4: Simplify right side
   115,435.50x = 30,097,739,169
5. Step 5: Solve for x
   x = 30,097,739,169/115,435.50
6. Step 6: Final answer
   x = 260,732.09