Finding the Fourth Proportional to 67,870.10, 102,023.85 and 48,284.30

Step by Step Solution

1. Step 1: Write the proportion equation
   67,870.10 : 102,023.85 = 48,284.30 : x
2. Step 2: Convert to fraction form
   67,870.10/102,023.85 = 48,284.30/x
3. Step 3: Cross multiply
   67,870.10x = 102,023.85 × 48,284.30
4. Step 4: Simplify right side
   67,870.10x = 4,926,150,180.56
5. Step 5: Solve for x
   x = 4,926,150,180.56/67,870.10
6. Step 6: Final answer
   x = 72,582.04