Finding the Fourth Proportional to 80,818.48, 111,533.98 and 48,562.96

Step by Step Solution

1. Step 1: Write the proportion equation
   80,818.48 : 111,533.98 = 48,562.96 : x
2. Step 2: Convert to fraction form
   80,818.48/111,533.98 = 48,562.96/x
3. Step 3: Cross multiply
   80,818.48x = 111,533.98 × 48,562.96
4. Step 4: Simplify right side
   80,818.48x = 5,416,420,209.38
5. Step 5: Solve for x
   x = 5,416,420,209.38/80,818.48
6. Step 6: Final answer
   x = 67,019.58