Finding the Fourth Proportional to 79,557.12, 109,789.61 and 43,747.39

Step by Step Solution

1. Step 1: Write the proportion equation
   79,557.12 : 109,789.61 = 43,747.39 : x
2. Step 2: Convert to fraction form
   79,557.12/109,789.61 = 43,747.39/x
3. Step 3: Cross multiply
   79,557.12x = 109,789.61 × 43,747.39
4. Step 4: Simplify right side
   79,557.12x = 4,803,009,051.20
5. Step 5: Solve for x
   x = 4,803,009,051.20/79,557.12
6. Step 6: Final answer
   x = 60,371.83