Finding the Fourth Proportional to 8,072.56, 12,106.52 and 3,141.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,072.56 : 12,106.52 = 3,141.04 : x
2. Step 2: Convert to fraction form
   8,072.56/12,106.52 = 3,141.04/x
3. Step 3: Cross multiply
   8,072.56x = 12,106.52 × 3,141.04
4. Step 4: Simplify right side
   8,072.56x = 38,027,041.17
5. Step 5: Solve for x
   x = 38,027,041.17/8,072.56
6. Step 6: Final answer
   x = 4,710.66