Finding the Third Proportional to 113,327 and 248,200

Step by Step Solution

1. Step 1: Write the proportion equation
   113,327 : 248,200 = 248,200 : x
2. Step 2: Convert to fraction form
   113,327/248,200 = 248,200/x
3. Step 3: Cross multiply
   113,327x = 248,200 × 248,200
4. Step 4: Simplify right side
   113,327x = 61,603,240,000
5. Step 5: Solve for x
   x = 61,603,240,000/113,327
6. Step 6: Final answer
   x = 543,588.38