Finding the Fourth Proportional to 59,672.09, 89,452.20 and 20,201.60

Step by Step Solution

1. Step 1: Write the proportion equation
   59,672.09 : 89,452.20 = 20,201.60 : x
2. Step 2: Convert to fraction form
   59,672.09/89,452.20 = 20,201.60/x
3. Step 3: Cross multiply
   59,672.09x = 89,452.20 × 20,201.60
4. Step 4: Simplify right side
   59,672.09x = 1,807,077,563.52
5. Step 5: Solve for x
   x = 1,807,077,563.52/59,672.09
6. Step 6: Final answer
   x = 30,283.46