Finding the Fourth Proportional to 23,603.48, 32,573.67 and 12,993.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,603.48 : 32,573.67 = 12,993.56 : x
2. Step 2: Convert to fraction form
   23,603.48/32,573.67 = 12,993.56/x
3. Step 3: Cross multiply
   23,603.48x = 32,573.67 × 12,993.56
4. Step 4: Simplify right side
   23,603.48x = 423,247,935.57
5. Step 5: Solve for x
   x = 423,247,935.57/23,603.48
6. Step 6: Final answer
   x = 17,931.59