Finding the Fourth Proportional to 22,506.42, 31,059.69 and 13,074.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,506.42 : 31,059.69 = 13,074.51 : x
2. Step 2: Convert to fraction form
   22,506.42/31,059.69 = 13,074.51/x
3. Step 3: Cross multiply
   22,506.42x = 31,059.69 × 13,074.51
4. Step 4: Simplify right side
   22,506.42x = 406,090,227.50
5. Step 5: Solve for x
   x = 406,090,227.50/22,506.42
6. Step 6: Final answer
   x = 18,043.31