Finding the Fourth Proportional to 22,345.35, 30,851.01 and 13,856.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,345.35 : 30,851.01 = 13,856.49 : x
2. Step 2: Convert to fraction form
   22,345.35/30,851.01 = 13,856.49/x
3. Step 3: Cross multiply
   22,345.35x = 30,851.01 × 13,856.49
4. Step 4: Simplify right side
   22,345.35x = 427,486,711.55
5. Step 5: Solve for x
   x = 427,486,711.55/22,345.35
6. Step 6: Final answer
   x = 19,130.90