Finding the Fourth Proportional to 8,046.79, 12,071.33 and 3,047.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,046.79 : 12,071.33 = 3,047.81 : x
2. Step 2: Convert to fraction form
   8,046.79/12,071.33 = 3,047.81/x
3. Step 3: Cross multiply
   8,046.79x = 12,071.33 × 3,047.81
4. Step 4: Simplify right side
   8,046.79x = 36,791,124.02
5. Step 5: Solve for x
   x = 36,791,124.02/8,046.79
6. Step 6: Final answer
   x = 4,572.15