Finding the Fourth Proportional to 31,185.15, 43,034.54 and 17,758.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,185.15 : 43,034.54 = 17,758.32 : x
2. Step 2: Convert to fraction form
   31,185.15/43,034.54 = 17,758.32/x
3. Step 3: Cross multiply
   31,185.15x = 43,034.54 × 17,758.32
4. Step 4: Simplify right side
   31,185.15x = 764,221,043.58
5. Step 5: Solve for x
   x = 764,221,043.58/31,185.15
6. Step 6: Final answer
   x = 24,505.93