Finding the Fourth Proportional to 114,399.31, 171,477.97 and 42,305.89

Step by Step Solution

1. Step 1: Write the proportion equation
   114,399.31 : 171,477.97 = 42,305.89 : x
2. Step 2: Convert to fraction form
   114,399.31/171,477.97 = 42,305.89/x
3. Step 3: Cross multiply
   114,399.31x = 171,477.97 × 42,305.89
4. Step 4: Simplify right side
   114,399.31x = 7,254,527,067.32
5. Step 5: Solve for x
   x = 7,254,527,067.32/114,399.31
6. Step 6: Final answer
   x = 63,414.08