Finding the Fourth Proportional to 79,051.38, 109,118.70 and 48,859.86

Step by Step Solution

1. Step 1: Write the proportion equation
   79,051.38 : 109,118.70 = 48,859.86 : x
2. Step 2: Convert to fraction form
   79,051.38/109,118.70 = 48,859.86/x
3. Step 3: Cross multiply
   79,051.38x = 109,118.70 × 48,859.86
4. Step 4: Simplify right side
   79,051.38x = 5,331,524,405.38
5. Step 5: Solve for x
   x = 5,331,524,405.38/79,051.38
6. Step 6: Final answer
   x = 67,443.79