Finding the Fourth Proportional to 23,082.72, 31,853.16 and 14,145.36

Step by Step Solution

1. Step 1: Write the proportion equation
   23,082.72 : 31,853.16 = 14,145.36 : x
2. Step 2: Convert to fraction form
   23,082.72/31,853.16 = 14,145.36/x
3. Step 3: Cross multiply
   23,082.72x = 31,853.16 × 14,145.36
4. Step 4: Simplify right side
   23,082.72x = 450,574,415.34
5. Step 5: Solve for x
   x = 450,574,415.34/23,082.72
6. Step 6: Final answer
   x = 19,519.99