Finding the Fourth Proportional to 8,051.42, 12,078.50 and 2,503.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,051.42 : 12,078.50 = 2,503.74 : x
2. Step 2: Convert to fraction form
   8,051.42/12,078.50 = 2,503.74/x
3. Step 3: Cross multiply
   8,051.42x = 12,078.50 × 2,503.74
4. Step 4: Simplify right side
   8,051.42x = 30,241,423.59
5. Step 5: Solve for x
   x = 30,241,423.59/8,051.42
6. Step 6: Final answer
   x = 3,756.04