Finding the Fourth Proportional to 22,523.67, 31,084.58 and 13,091.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,523.67 : 31,084.58 = 13,091.63 : x
2. Step 2: Convert to fraction form
   22,523.67/31,084.58 = 13,091.63/x
3. Step 3: Cross multiply
   22,523.67x = 31,084.58 × 13,091.63
4. Step 4: Simplify right side
   22,523.67x = 406,947,697.37
5. Step 5: Solve for x
   x = 406,947,697.37/22,523.67
6. Step 6: Final answer
   x = 18,067.56