Finding the Fourth Proportional to 13,900.25, 19,183.72 and 7,932.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,900.25 : 19,183.72 = 7,932.82 : x
2. Step 2: Convert to fraction form
   13,900.25/19,183.72 = 7,932.82/x
3. Step 3: Cross multiply
   13,900.25x = 19,183.72 × 7,932.82
4. Step 4: Simplify right side
   13,900.25x = 152,181,017.52
5. Step 5: Solve for x
   x = 152,181,017.52/13,900.25
6. Step 6: Final answer
   x = 10,948.08