Finding the Fourth Proportional to 22,153.15, 33,233.93 and 7,164.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,153.15 : 33,233.93 = 7,164.30 : x
2. Step 2: Convert to fraction form
   22,153.15/33,233.93 = 7,164.30/x
3. Step 3: Cross multiply
   22,153.15x = 33,233.93 × 7,164.30
4. Step 4: Simplify right side
   22,153.15x = 238,097,844.70
5. Step 5: Solve for x
   x = 238,097,844.70/22,153.15
6. Step 6: Final answer
   x = 10,747.81