Finding the Fourth Proportional to 23,530.33, 32,473.55 and 15,558.73

Step by Step Solution

1. Step 1: Write the proportion equation
   23,530.33 : 32,473.55 = 15,558.73 : x
2. Step 2: Convert to fraction form
   23,530.33/32,473.55 = 15,558.73/x
3. Step 3: Cross multiply
   23,530.33x = 32,473.55 × 15,558.73
4. Step 4: Simplify right side
   23,530.33x = 505,247,196.59
5. Step 5: Solve for x
   x = 505,247,196.59/23,530.33
6. Step 6: Final answer
   x = 21,472.17