Finding the Fourth Proportional to 47,107.31, 65,012.22 and 25,890.71

Step by Step Solution

1. Step 1: Write the proportion equation
   47,107.31 : 65,012.22 = 25,890.71 : x
2. Step 2: Convert to fraction form
   47,107.31/65,012.22 = 25,890.71/x
3. Step 3: Cross multiply
   47,107.31x = 65,012.22 × 25,890.71
4. Step 4: Simplify right side
   47,107.31x = 1,683,212,209.42
5. Step 5: Solve for x
   x = 1,683,212,209.42/47,107.31
6. Step 6: Final answer
   x = 35,731.45