Finding the Third Proportional to 113,315 and 264,650

Step by Step Solution

1. Step 1: Write the proportion equation
   113,315 : 264,650 = 264,650 : x
2. Step 2: Convert to fraction form
   113,315/264,650 = 264,650/x
3. Step 3: Cross multiply
   113,315x = 264,650 × 264,650
4. Step 4: Simplify right side
   113,315x = 70,039,622,500
5. Step 5: Solve for x
   x = 70,039,622,500/113,315
6. Step 6: Final answer
   x = 618,096.66