Finding the Fourth Proportional to 59,506.28, 89,276.70 and 28,367.72

Step by Step Solution

1. Step 1: Write the proportion equation
   59,506.28 : 89,276.70 = 28,367.72 : x
2. Step 2: Convert to fraction form
   59,506.28/89,276.70 = 28,367.72/x
3. Step 3: Cross multiply
   59,506.28x = 89,276.70 × 28,367.72
4. Step 4: Simplify right side
   59,506.28x = 2,532,576,428.12
5. Step 5: Solve for x
   x = 2,532,576,428.12/59,506.28
6. Step 6: Final answer
   x = 42,559.82