Finding the Fourth Proportional to 87,019.47, 120,085.90 and 48,785.24

Step by Step Solution

1. Step 1: Write the proportion equation
   87,019.47 : 120,085.90 = 48,785.24 : x
2. Step 2: Convert to fraction form
   87,019.47/120,085.90 = 48,785.24/x
3. Step 3: Cross multiply
   87,019.47x = 120,085.90 × 48,785.24
4. Step 4: Simplify right side
   87,019.47x = 5,858,419,180.05
5. Step 5: Solve for x
   x = 5,858,419,180.05/87,019.47
6. Step 6: Final answer
   x = 67,323.09