Finding the Fourth Proportional to 22,156.87, 33,197.71 and 13,373.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,156.87 : 33,197.71 = 13,373.33 : x
2. Step 2: Convert to fraction form
   22,156.87/33,197.71 = 13,373.33/x
3. Step 3: Cross multiply
   22,156.87x = 33,197.71 × 13,373.33
4. Step 4: Simplify right side
   22,156.87x = 443,963,931.07
5. Step 5: Solve for x
   x = 443,963,931.07/22,156.87
6. Step 6: Final answer
   x = 20,037.30