Finding the Fourth Proportional to 23,146.02, 31,941.45 and 12,535.65

Step by Step Solution

1. Step 1: Write the proportion equation
   23,146.02 : 31,941.45 = 12,535.65 : x
2. Step 2: Convert to fraction form
   23,146.02/31,941.45 = 12,535.65/x
3. Step 3: Cross multiply
   23,146.02x = 31,941.45 × 12,535.65
4. Step 4: Simplify right side
   23,146.02x = 400,406,837.69
5. Step 5: Solve for x
   x = 400,406,837.69/23,146.02
6. Step 6: Final answer
   x = 17,299.17