Finding the Third Proportional to 37,608 and 56,420

Step by Step Solution

1. Step 1: Write the proportion equation
   37,608 : 56,420 = 56,420 : x
2. Step 2: Convert to fraction form
   37,608/56,420 = 56,420/x
3. Step 3: Cross multiply
   37,608x = 56,420 × 56,420
4. Step 4: Simplify right side
   37,608x = 3,183,216,400
5. Step 5: Solve for x
   x = 3,183,216,400/37,608
6. Step 6: Final answer
   x = 84,642.00