Finding the Fourth Proportional to 59,923.59, 89,856.22 and 31,857.09

Step by Step Solution

1. Step 1: Write the proportion equation
   59,923.59 : 89,856.22 = 31,857.09 : x
2. Step 2: Convert to fraction form
   59,923.59/89,856.22 = 31,857.09/x
3. Step 3: Cross multiply
   59,923.59x = 89,856.22 × 31,857.09
4. Step 4: Simplify right side
   59,923.59x = 2,862,557,079.03
5. Step 5: Solve for x
   x = 2,862,557,079.03/59,923.59
6. Step 6: Final answer
   x = 47,770.12