Finding the Fourth Proportional to 22,500.69, 31,051.11 and 13,554.09

Step by Step Solution

1. Step 1: Write the proportion equation
   22,500.69 : 31,051.11 = 13,554.09 : x
2. Step 2: Convert to fraction form
   22,500.69/31,051.11 = 13,554.09/x
3. Step 3: Cross multiply
   22,500.69x = 31,051.11 × 13,554.09
4. Step 4: Simplify right side
   22,500.69x = 420,869,539.54
5. Step 5: Solve for x
   x = 420,869,539.54/22,500.69
6. Step 6: Final answer
   x = 18,704.74