Finding the Fourth Proportional to 25,900.32, 38,846.18 and 7,182.28

Step by Step Solution

1. Step 1: Write the proportion equation
   25,900.32 : 38,846.18 = 7,182.28 : x
2. Step 2: Convert to fraction form
   25,900.32/38,846.18 = 7,182.28/x
3. Step 3: Cross multiply
   25,900.32x = 38,846.18 × 7,182.28
4. Step 4: Simplify right side
   25,900.32x = 279,004,141.69
5. Step 5: Solve for x
   x = 279,004,141.69/25,900.32
6. Step 6: Final answer
   x = 10,772.23