Finding the Third Proportional to 35,388 and 49,578

Step by Step Solution

1. Step 1: Write the proportion equation
   35,388 : 49,578 = 49,578 : x
2. Step 2: Convert to fraction form
   35,388/49,578 = 49,578/x
3. Step 3: Cross multiply
   35,388x = 49,578 × 49,578
4. Step 4: Simplify right side
   35,388x = 2,457,978,084
5. Step 5: Solve for x
   x = 2,457,978,084/35,388
6. Step 6: Final answer
   x = 69,457.95