Finding the Fourth Proportional to 10,131.32, 13,983.55 and 5,940.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,131.32 : 13,983.55 = 5,940.92 : x
2. Step 2: Convert to fraction form
   10,131.32/13,983.55 = 5,940.92/x
3. Step 3: Cross multiply
   10,131.32x = 13,983.55 × 5,940.92
4. Step 4: Simplify right side
   10,131.32x = 83,075,067.10
5. Step 5: Solve for x
   x = 83,075,067.10/10,131.32
6. Step 6: Final answer
   x = 8,199.83