Finding the Fourth Proportional to 31,052.00, 42,857.36 and 18,304.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31,052.00 : 42,857.36 = 18,304.43 : x
2. Step 2: Convert to fraction form
   31,052.00/42,857.36 = 18,304.43/x
3. Step 3: Cross multiply
   31,052.00x = 42,857.36 × 18,304.43
4. Step 4: Simplify right side
   31,052.00x = 784,479,240.30
5. Step 5: Solve for x
   x = 784,479,240.30/31,052.00
6. Step 6: Final answer
   x = 25,263.41