Finding the Fourth Proportional to 59,660.37, 89,492.72 and 19,680.34

Step by Step Solution

1. Step 1: Write the proportion equation
   59,660.37 : 89,492.72 = 19,680.34 : x
2. Step 2: Convert to fraction form
   59,660.37/89,492.72 = 19,680.34/x
3. Step 3: Cross multiply
   59,660.37x = 89,492.72 × 19,680.34
4. Step 4: Simplify right side
   59,660.37x = 1,761,247,420.54
5. Step 5: Solve for x
   x = 1,761,247,420.54/59,660.37
6. Step 6: Final answer
   x = 29,521.23