Finding the Fourth Proportional to 49,499.72, 74,263.42 and 16,243.18

Step by Step Solution

1. Step 1: Write the proportion equation
   49,499.72 : 74,263.42 = 16,243.18 : x
2. Step 2: Convert to fraction form
   49,499.72/74,263.42 = 16,243.18/x
3. Step 3: Cross multiply
   49,499.72x = 74,263.42 × 16,243.18
4. Step 4: Simplify right side
   49,499.72x = 1,206,274,098.48
5. Step 5: Solve for x
   x = 1,206,274,098.48/49,499.72
6. Step 6: Final answer
   x = 24,369.31