Finding the Fourth Proportional to 79,892.37, 110,231.80 and 48,839.77

Step by Step Solution

1. Step 1: Write the proportion equation
   79,892.37 : 110,231.80 = 48,839.77 : x
2. Step 2: Convert to fraction form
   79,892.37/110,231.80 = 48,839.77/x
3. Step 3: Cross multiply
   79,892.37x = 110,231.80 × 48,839.77
4. Step 4: Simplify right side
   79,892.37x = 5,383,695,758.69
5. Step 5: Solve for x
   x = 5,383,695,758.69/79,892.37
6. Step 6: Final answer
   x = 67,386.86