Finding the Third Proportional to 113,401.50 and 248,349

Step by Step Solution

1. Step 1: Write the proportion equation
   113,401.50 : 248,349 = 248,349 : x
2. Step 2: Convert to fraction form
   113,401.50/248,349 = 248,349/x
3. Step 3: Cross multiply
   113,401.50x = 248,349 × 248,349
4. Step 4: Simplify right side
   113,401.50x = 61,677,225,801
5. Step 5: Solve for x
   x = 61,677,225,801/113,401.50
6. Step 6: Final answer
   x = 543,883.69