Finding the Fourth Proportional to 8,045.76, 12,069.72 and 2,499.96

Step by Step Solution

1. Step 1: Write the proportion equation
   8,045.76 : 12,069.72 = 2,499.96 : x
2. Step 2: Convert to fraction form
   8,045.76/12,069.72 = 2,499.96/x
3. Step 3: Cross multiply
   8,045.76x = 12,069.72 × 2,499.96
4. Step 4: Simplify right side
   8,045.76x = 30,173,817.21
5. Step 5: Solve for x
   x = 30,173,817.21/8,045.76
6. Step 6: Final answer
   x = 3,750.28