Finding the Third Proportional to 174,522.50 and 263,238

Step by Step Solution

1. Step 1: Write the proportion equation
   174,522.50 : 263,238 = 263,238 : x
2. Step 2: Convert to fraction form
   174,522.50/263,238 = 263,238/x
3. Step 3: Cross multiply
   174,522.50x = 263,238 × 263,238
4. Step 4: Simplify right side
   174,522.50x = 69,294,244,644
5. Step 5: Solve for x
   x = 69,294,244,644/174,522.50
6. Step 6: Final answer
   x = 397,050.49