Finding the Fourth Proportional to 13,816.67, 19,067.22 and 7,848.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,816.67 : 19,067.22 = 7,848.50 : x
2. Step 2: Convert to fraction form
   13,816.67/19,067.22 = 7,848.50/x
3. Step 3: Cross multiply
   13,816.67x = 19,067.22 × 7,848.50
4. Step 4: Simplify right side
   13,816.67x = 149,648,980.83
5. Step 5: Solve for x
   x = 149,648,980.83/13,816.67
6. Step 6: Final answer
   x = 10,831.05