Finding the Fourth Proportional to 23,094.42, 31,869.09 and 13,022.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,094.42 : 31,869.09 = 13,022.88 : x
2. Step 2: Convert to fraction form
   23,094.42/31,869.09 = 13,022.88/x
3. Step 3: Cross multiply
   23,094.42x = 31,869.09 × 13,022.88
4. Step 4: Simplify right side
   23,094.42x = 415,027,334.78
5. Step 5: Solve for x
   x = 415,027,334.78/23,094.42
6. Step 6: Final answer
   x = 17,970.89