Finding the Fourth Proportional to 47,157.54, 65,078.78 and 25,938.18

Step by Step Solution

1. Step 1: Write the proportion equation
   47,157.54 : 65,078.78 = 25,938.18 : x
2. Step 2: Convert to fraction form
   47,157.54/65,078.78 = 25,938.18/x
3. Step 3: Cross multiply
   47,157.54x = 65,078.78 × 25,938.18
4. Step 4: Simplify right side
   47,157.54x = 1,688,025,109.82
5. Step 5: Solve for x
   x = 1,688,025,109.82/47,157.54
6. Step 6: Final answer
   x = 35,795.44