Finding the Fourth Proportional to 76,826.16, 115,229.52 and 30,111.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,826.16 : 115,229.52 = 30,111.84 : x
2. Step 2: Convert to fraction form
   76,826.16/115,229.52 = 30,111.84/x
3. Step 3: Cross multiply
   76,826.16x = 115,229.52 × 30,111.84
4. Step 4: Simplify right side
   76,826.16x = 3,469,772,869.52
5. Step 5: Solve for x
   x = 3,469,772,869.52/76,826.16
6. Step 6: Final answer
   x = 45,163.95