Finding the Fourth Proportional to 8,045.91, 12,059.52 and 4,761.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,045.91 : 12,059.52 = 4,761.78 : x
2. Step 2: Convert to fraction form
   8,045.91/12,059.52 = 4,761.78/x
3. Step 3: Cross multiply
   8,045.91x = 12,059.52 × 4,761.78
4. Step 4: Simplify right side
   8,045.91x = 57,424,781.15
5. Step 5: Solve for x
   x = 57,424,781.15/8,045.91
6. Step 6: Final answer
   x = 7,137.14