Finding the Fourth Proportional to 49,002.48, 67,216.56 and 48,580.80

Step by Step Solution

1. Step 1: Write the proportion equation
   49,002.48 : 67,216.56 = 48,580.80 : x
2. Step 2: Convert to fraction form
   49,002.48/67,216.56 = 48,580.80/x
3. Step 3: Cross multiply
   49,002.48x = 67,216.56 × 48,580.80
4. Step 4: Simplify right side
   49,002.48x = 3,265,434,258.05
5. Step 5: Solve for x
   x = 3,265,434,258.05/49,002.48
6. Step 6: Final answer
   x = 66,638.14