Finding the Fourth Proportional to 23,603.87, 32,573.00 and 12,993.23

Step by Step Solution

1. Step 1: Write the proportion equation
   23,603.87 : 32,573.00 = 12,993.23 : x
2. Step 2: Convert to fraction form
   23,603.87/32,573.00 = 12,993.23/x
3. Step 3: Cross multiply
   23,603.87x = 32,573.00 × 12,993.23
4. Step 4: Simplify right side
   23,603.87x = 423,228,415.82
5. Step 5: Solve for x
   x = 423,228,415.82/23,603.87
6. Step 6: Final answer
   x = 17,930.47