Finding the Fourth Proportional to 59,410.99, 89,112 and 17,291.40

Step by Step Solution

1. Step 1: Write the proportion equation
   59,410.99 : 89,112 = 17,291.40 : x
2. Step 2: Convert to fraction form
   59,410.99/89,112 = 17,291.40/x
3. Step 3: Cross multiply
   59,410.99x = 89,112 × 17,291.40
4. Step 4: Simplify right side
   59,410.99x = 1,540,871,236.80
5. Step 5: Solve for x
   x = 1,540,871,236.80/59,410.99
6. Step 6: Final answer
   x = 25,935.79