Finding the Fourth Proportional to 113,843.20, 170,764.72 and 30,737.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,843.20 : 170,764.72 = 30,737.12 : x
2. Step 2: Convert to fraction form
   113,843.20/170,764.72 = 30,737.12/x
3. Step 3: Cross multiply
   113,843.20x = 170,764.72 × 30,737.12
4. Step 4: Simplify right side
   113,843.20x = 5,248,815,690.41
5. Step 5: Solve for x
   x = 5,248,815,690.41/113,843.20
6. Step 6: Final answer
   x = 46,105.66