Finding the Third Proportional to 112,367 and 243,485

Step by Step Solution

1. Step 1: Write the proportion equation
   112,367 : 243,485 = 243,485 : x
2. Step 2: Convert to fraction form
   112,367/243,485 = 243,485/x
3. Step 3: Cross multiply
   112,367x = 243,485 × 243,485
4. Step 4: Simplify right side
   112,367x = 59,284,945,225
5. Step 5: Solve for x
   x = 59,284,945,225/112,367
6. Step 6: Final answer
   x = 527,601.03