Finding the Fourth Proportional to 22,300.47, 30,774.19 and 13,800.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,300.47 : 30,774.19 = 13,800.33 : x
2. Step 2: Convert to fraction form
   22,300.47/30,774.19 = 13,800.33/x
3. Step 3: Cross multiply
   22,300.47x = 30,774.19 × 13,800.33
4. Step 4: Simplify right side
   22,300.47x = 424,693,942.98
5. Step 5: Solve for x
   x = 424,693,942.98/22,300.47
6. Step 6: Final answer
   x = 19,044.17