Finding the Fourth Proportional to 23,025.07, 31,774.31 and 12,953.59

Step by Step Solution

1. Step 1: Write the proportion equation
   23,025.07 : 31,774.31 = 12,953.59 : x
2. Step 2: Convert to fraction form
   23,025.07/31,774.31 = 12,953.59/x
3. Step 3: Cross multiply
   23,025.07x = 31,774.31 × 12,953.59
4. Step 4: Simplify right side
   23,025.07x = 411,591,288.65
5. Step 5: Solve for x
   x = 411,591,288.65/23,025.07
6. Step 6: Final answer
   x = 17,875.79