Finding the Fourth Proportional to 47,086.78, 64,980.24 and 25,576.72

Step by Step Solution

1. Step 1: Write the proportion equation
   47,086.78 : 64,980.24 = 25,576.72 : x
2. Step 2: Convert to fraction form
   47,086.78/64,980.24 = 25,576.72/x
3. Step 3: Cross multiply
   47,086.78x = 64,980.24 × 25,576.72
4. Step 4: Simplify right side
   47,086.78x = 1,661,981,404.01
5. Step 5: Solve for x
   x = 1,661,981,404.01/47,086.78
6. Step 6: Final answer
   x = 35,296.14