Finding the Fourth Proportional to 22,613.67, 31,201.87 and 13,051.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,613.67 : 31,201.87 = 13,051.52 : x
2. Step 2: Convert to fraction form
   22,613.67/31,201.87 = 13,051.52/x
3. Step 3: Cross multiply
   22,613.67x = 31,201.87 × 13,051.52
4. Step 4: Simplify right side
   22,613.67x = 407,231,958.69
5. Step 5: Solve for x
   x = 407,231,958.69/22,613.67
6. Step 6: Final answer
   x = 18,008.22