Finding the Fourth Proportional to 22,614.78, 31,206.02 and 13,051.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,614.78 : 31,206.02 = 13,051.42 : x
2. Step 2: Convert to fraction form
   22,614.78/31,206.02 = 13,051.42/x
3. Step 3: Cross multiply
   22,614.78x = 31,206.02 × 13,051.42
4. Step 4: Simplify right side
   22,614.78x = 407,282,873.55
5. Step 5: Solve for x
   x = 407,282,873.55/22,614.78
6. Step 6: Final answer
   x = 18,009.59