Finding the Fourth Proportional to 47,142.31, 65,057.49 and 25,633.28

Step by Step Solution

1. Step 1: Write the proportion equation
   47,142.31 : 65,057.49 = 25,633.28 : x
2. Step 2: Convert to fraction form
   47,142.31/65,057.49 = 25,633.28/x
3. Step 3: Cross multiply
   47,142.31x = 65,057.49 × 25,633.28
4. Step 4: Simplify right side
   47,142.31x = 1,667,636,857.27
5. Step 5: Solve for x
   x = 1,667,636,857.27/47,142.31
6. Step 6: Final answer
   x = 35,374.53