Finding the Fourth Proportional to 59,451.72, 89,167.86 and 17,889

Step by Step Solution

1. Step 1: Write the proportion equation
   59,451.72 : 89,167.86 = 17,889 : x
2. Step 2: Convert to fraction form
   59,451.72/89,167.86 = 17,889/x
3. Step 3: Cross multiply
   59,451.72x = 89,167.86 × 17,889
4. Step 4: Simplify right side
   59,451.72x = 1,595,123,847.54
5. Step 5: Solve for x
   x = 1,595,123,847.54/59,451.72
6. Step 6: Final answer
   x = 26,830.58