Finding the Fourth Proportional to 22,053.78, 30,436.56 and 13,103.46

Step by Step Solution

1. Step 1: Write the proportion equation
   22,053.78 : 30,436.56 = 13,103.46 : x
2. Step 2: Convert to fraction form
   22,053.78/30,436.56 = 13,103.46/x
3. Step 3: Cross multiply
   22,053.78x = 30,436.56 × 13,103.46
4. Step 4: Simplify right side
   22,053.78x = 398,824,246.50
5. Step 5: Solve for x
   x = 398,824,246.50/22,053.78
6. Step 6: Final answer
   x = 18,084.17