Finding the Fourth Proportional to 40,359.48, 60,516.43 and 19,304.60

Step by Step Solution

1. Step 1: Write the proportion equation
   40,359.48 : 60,516.43 = 19,304.60 : x
2. Step 2: Convert to fraction form
   40,359.48/60,516.43 = 19,304.60/x
3. Step 3: Cross multiply
   40,359.48x = 60,516.43 × 19,304.60
4. Step 4: Simplify right side
   40,359.48x = 1,168,245,123.73
5. Step 5: Solve for x
   x = 1,168,245,123.73/40,359.48
6. Step 6: Final answer
   x = 28,945.99