Finding the Fourth Proportional to 14,119.25, 19,484.57 and 7,831.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,119.25 : 19,484.57 = 7,831.63 : x
2. Step 2: Convert to fraction form
   14,119.25/19,484.57 = 7,831.63/x
3. Step 3: Cross multiply
   14,119.25x = 19,484.57 × 7,831.63
4. Step 4: Simplify right side
   14,119.25x = 152,595,913.82
5. Step 5: Solve for x
   x = 152,595,913.82/14,119.25
6. Step 6: Final answer
   x = 10,807.65