Finding the Fourth Proportional to 23,221.69, 32,054.27 and 13,790.25

Step by Step Solution

1. Step 1: Write the proportion equation
   23,221.69 : 32,054.27 = 13,790.25 : x
2. Step 2: Convert to fraction form
   23,221.69/32,054.27 = 13,790.25/x
3. Step 3: Cross multiply
   23,221.69x = 32,054.27 × 13,790.25
4. Step 4: Simplify right side
   23,221.69x = 442,036,327.92
5. Step 5: Solve for x
   x = 442,036,327.92/23,221.69
6. Step 6: Final answer
   x = 19,035.50