Finding the Fourth Proportional to 132,993.48, 199,523.04 and 39,499.12

Step by Step Solution

1. Step 1: Write the proportion equation
   132,993.48 : 199,523.04 = 39,499.12 : x
2. Step 2: Convert to fraction form
   132,993.48/199,523.04 = 39,499.12/x
3. Step 3: Cross multiply
   132,993.48x = 199,523.04 × 39,499.12
4. Step 4: Simplify right side
   132,993.48x = 7,880,984,499.72
5. Step 5: Solve for x
   x = 7,880,984,499.72/132,993.48
6. Step 6: Final answer
   x = 59,258.43