Finding the Fourth Proportional to 8,051.01, 12,074.17 and 3,119.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,051.01 : 12,074.17 = 3,119.55 : x
2. Step 2: Convert to fraction form
   8,051.01/12,074.17 = 3,119.55/x
3. Step 3: Cross multiply
   8,051.01x = 12,074.17 × 3,119.55
4. Step 4: Simplify right side
   8,051.01x = 37,665,977.02
5. Step 5: Solve for x
   x = 37,665,977.02/8,051.01
6. Step 6: Final answer
   x = 4,678.42