Finding the Third Proportional to 260,035.69 and 412,602

Step by Step Solution

1. Step 1: Write the proportion equation
   260,035.69 : 412,602 = 412,602 : x
2. Step 2: Convert to fraction form
   260,035.69/412,602 = 412,602/x
3. Step 3: Cross multiply
   260,035.69x = 412,602 × 412,602
4. Step 4: Simplify right side
   260,035.69x = 170,240,410,404
5. Step 5: Solve for x
   x = 170,240,410,404/260,035.69
6. Step 6: Final answer
   x = 654,680.95