Finding the Fourth Proportional to 59,638.65, 89,238.60 and 35,960.73

Step by Step Solution

1. Step 1: Write the proportion equation
   59,638.65 : 89,238.60 = 35,960.73 : x
2. Step 2: Convert to fraction form
   59,638.65/89,238.60 = 35,960.73/x
3. Step 3: Cross multiply
   59,638.65x = 89,238.60 × 35,960.73
4. Step 4: Simplify right side
   59,638.65x = 3,209,085,200.18
5. Step 5: Solve for x
   x = 3,209,085,200.18/59,638.65
6. Step 6: Final answer
   x = 53,808.82