Finding the Fourth Proportional to 113,119.27, 169,700.76 and 42,993.12

Step by Step Solution

1. Step 1: Write the proportion equation
   113,119.27 : 169,700.76 = 42,993.12 : x
2. Step 2: Convert to fraction form
   113,119.27/169,700.76 = 42,993.12/x
3. Step 3: Cross multiply
   113,119.27x = 169,700.76 × 42,993.12
4. Step 4: Simplify right side
   113,119.27x = 7,295,965,138.77
5. Step 5: Solve for x
   x = 7,295,965,138.77/113,119.27
6. Step 6: Final answer
   x = 64,497.99