Finding the Fourth Proportional to 31,054.08, 42,814.56 and 25,382.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,054.08 : 42,814.56 = 25,382.88 : x
2. Step 2: Convert to fraction form
   31,054.08/42,814.56 = 25,382.88/x
3. Step 3: Cross multiply
   31,054.08x = 42,814.56 × 25,382.88
4. Step 4: Simplify right side
   31,054.08x = 1,086,756,838.73
5. Step 5: Solve for x
   x = 1,086,756,838.73/31,054.08
6. Step 6: Final answer
   x = 34,995.62