Finding the Fourth Proportional to 22,111.82, 33,170.48 and 7,119.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,111.82 : 33,170.48 = 7,119.93 : x
2. Step 2: Convert to fraction form
   22,111.82/33,170.48 = 7,119.93/x
3. Step 3: Cross multiply
   22,111.82x = 33,170.48 × 7,119.93
4. Step 4: Simplify right side
   22,111.82x = 236,171,611.16
5. Step 5: Solve for x
   x = 236,171,611.16/22,111.82
6. Step 6: Final answer
   x = 10,680.79