Finding the Fourth Proportional to 59,830.78, 89,763.66 and 17,711.94

Step by Step Solution

1. Step 1: Write the proportion equation
   59,830.78 : 89,763.66 = 17,711.94 : x
2. Step 2: Convert to fraction form
   59,830.78/89,763.66 = 17,711.94/x
3. Step 3: Cross multiply
   59,830.78x = 89,763.66 × 17,711.94
4. Step 4: Simplify right side
   59,830.78x = 1,589,888,560.10
5. Step 5: Solve for x
   x = 1,589,888,560.10/59,830.78
6. Step 6: Final answer
   x = 26,573.09