Finding the Fourth Proportional to 14,228.82, 19,637.25 and 7,941.78

Step by Step Solution

1. Step 1: Write the proportion equation
   14,228.82 : 19,637.25 = 7,941.78 : x
2. Step 2: Convert to fraction form
   14,228.82/19,637.25 = 7,941.78/x
3. Step 3: Cross multiply
   14,228.82x = 19,637.25 × 7,941.78
4. Step 4: Simplify right side
   14,228.82x = 155,954,719.31
5. Step 5: Solve for x
   x = 155,954,719.31/14,228.82
6. Step 6: Final answer
   x = 10,960.48