Finding the Fourth Proportional to 14,119.48, 19,484.89 and 7,831.86

Step by Step Solution

1. Step 1: Write the proportion equation
   14,119.48 : 19,484.89 = 7,831.86 : x
2. Step 2: Convert to fraction form
   14,119.48/19,484.89 = 7,831.86/x
3. Step 3: Cross multiply
   14,119.48x = 19,484.89 × 7,831.86
4. Step 4: Simplify right side
   14,119.48x = 152,602,930.60
5. Step 5: Solve for x
   x = 152,602,930.60/14,119.48
6. Step 6: Final answer
   x = 10,807.97