Finding the Fourth Proportional to 23,025.99, 31,773.47 and 12,953.57

Step by Step Solution

1. Step 1: Write the proportion equation
   23,025.99 : 31,773.47 = 12,953.57 : x
2. Step 2: Convert to fraction form
   23,025.99/31,773.47 = 12,953.57/x
3. Step 3: Cross multiply
   23,025.99x = 31,773.47 × 12,953.57
4. Step 4: Simplify right side
   23,025.99x = 411,579,882.45
5. Step 5: Solve for x
   x = 411,579,882.45/23,025.99
6. Step 6: Final answer
   x = 17,874.58