Finding the Fourth Proportional to 23,064.08, 31,830.12 and 12,993.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,064.08 : 31,830.12 = 12,993.62 : x
2. Step 2: Convert to fraction form
   23,064.08/31,830.12 = 12,993.62/x
3. Step 3: Cross multiply
   23,064.08x = 31,830.12 × 12,993.62
4. Step 4: Simplify right side
   23,064.08x = 413,588,483.83
5. Step 5: Solve for x
   x = 413,588,483.83/23,064.08
6. Step 6: Final answer
   x = 17,932.15