Finding the Fourth Proportional to 8,111.95, 12,164.95 and 3,950.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.95 : 12,164.95 = 3,950.71 : x
2. Step 2: Convert to fraction form
   8,111.95/12,164.95 = 3,950.71/x
3. Step 3: Cross multiply
   8,111.95x = 12,164.95 × 3,950.71
4. Step 4: Simplify right side
   8,111.95x = 48,060,109.04
5. Step 5: Solve for x
   x = 48,060,109.04/8,111.95
6. Step 6: Final answer
   x = 5,924.61