Finding the Fourth Proportional to 113,053.51, 169,604.27 and 42,931.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,053.51 : 169,604.27 = 42,931.27 : x
2. Step 2: Convert to fraction form
   113,053.51/169,604.27 = 42,931.27/x
3. Step 3: Cross multiply
   113,053.51x = 169,604.27 × 42,931.27
4. Step 4: Simplify right side
   113,053.51x = 7,281,326,708.52
5. Step 5: Solve for x
   x = 7,281,326,708.52/113,053.51
6. Step 6: Final answer
   x = 64,406.02