Finding the Fourth Proportional to 89,063.80, 122,910.84 and 48,781.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,063.80 : 122,910.84 = 48,781.42 : x
2. Step 2: Convert to fraction form
   89,063.80/122,910.84 = 48,781.42/x
3. Step 3: Cross multiply
   89,063.80x = 122,910.84 × 48,781.42
4. Step 4: Simplify right side
   89,063.80x = 5,995,765,308.59
5. Step 5: Solve for x
   x = 5,995,765,308.59/89,063.80
6. Step 6: Final answer
   x = 67,319.89