Finding the Fourth Proportional to 22,485.59, 31,032.32 and 13,053.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,485.59 : 31,032.32 = 13,053.59 : x
2. Step 2: Convert to fraction form
   22,485.59/31,032.32 = 13,053.59/x
3. Step 3: Cross multiply
   22,485.59x = 31,032.32 × 13,053.59
4. Step 4: Simplify right side
   22,485.59x = 405,083,182.03
5. Step 5: Solve for x
   x = 405,083,182.03/22,485.59
6. Step 6: Final answer
   x = 18,015.23