Finding the Fourth Proportional to 51,087.94, 76,641.63 and 16,018.18

Step by Step Solution

1. Step 1: Write the proportion equation
   51,087.94 : 76,641.63 = 16,018.18 : x
2. Step 2: Convert to fraction form
   51,087.94/76,641.63 = 16,018.18/x
3. Step 3: Cross multiply
   51,087.94x = 76,641.63 × 16,018.18
4. Step 4: Simplify right side
   51,087.94x = 1,227,659,424.83
5. Step 5: Solve for x
   x = 1,227,659,424.83/51,087.94
6. Step 6: Final answer
   x = 24,030.32