Finding the Third Proportional to 103,340 and 245,045

Step by Step Solution

1. Step 1: Write the proportion equation
   103,340 : 245,045 = 245,045 : x
2. Step 2: Convert to fraction form
   103,340/245,045 = 245,045/x
3. Step 3: Cross multiply
   103,340x = 245,045 × 245,045
4. Step 4: Simplify right side
   103,340x = 60,047,052,025
5. Step 5: Solve for x
   x = 60,047,052,025/103,340
6. Step 6: Final answer
   x = 581,063.02