Finding the Fourth Proportional to 59,485.74, 89,241.81 and 17,929.74

Step by Step Solution

1. Step 1: Write the proportion equation
   59,485.74 : 89,241.81 = 17,929.74 : x
2. Step 2: Convert to fraction form
   59,485.74/89,241.81 = 17,929.74/x
3. Step 3: Cross multiply
   59,485.74x = 89,241.81 × 17,929.74
4. Step 4: Simplify right side
   59,485.74x = 1,600,082,450.43
5. Step 5: Solve for x
   x = 1,600,082,450.43/59,485.74
6. Step 6: Final answer
   x = 26,898.59