Finding the Fourth Proportional to 31,273.46, 43,145.24 and 19,162.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,273.46 : 43,145.24 = 19,162.88 : x
2. Step 2: Convert to fraction form
   31,273.46/43,145.24 = 19,162.88/x
3. Step 3: Cross multiply
   31,273.46x = 43,145.24 × 19,162.88
4. Step 4: Simplify right side
   31,273.46x = 826,787,056.69
5. Step 5: Solve for x
   x = 826,787,056.69/31,273.46
6. Step 6: Final answer
   x = 26,437.34