Finding the Fourth Proportional to 23,386.57, 32,273.58 and 12,776.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,386.57 : 32,273.58 = 12,776.38 : x
2. Step 2: Convert to fraction form
   23,386.57/32,273.58 = 12,776.38/x
3. Step 3: Cross multiply
   23,386.57x = 32,273.58 × 12,776.38
4. Step 4: Simplify right side
   23,386.57x = 412,339,522.04
5. Step 5: Solve for x
   x = 412,339,522.04/23,386.57
6. Step 6: Final answer
   x = 17,631.47