Finding the Fourth Proportional to 25,654.72, 35,402.12 and 14,476

Step by Step Solution

1. Step 1: Write the proportion equation
   25,654.72 : 35,402.12 = 14,476 : x
2. Step 2: Convert to fraction form
   25,654.72/35,402.12 = 14,476/x
3. Step 3: Cross multiply
   25,654.72x = 35,402.12 × 14,476
4. Step 4: Simplify right side
   25,654.72x = 512,481,089.12
5. Step 5: Solve for x
   x = 512,481,089.12/25,654.72
6. Step 6: Final answer
   x = 19,976.09