Finding the Fourth Proportional to 8,042.31, 12,060.50 and 2,775.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,042.31 : 12,060.50 = 2,775.98 : x
2. Step 2: Convert to fraction form
   8,042.31/12,060.50 = 2,775.98/x
3. Step 3: Cross multiply
   8,042.31x = 12,060.50 × 2,775.98
4. Step 4: Simplify right side
   8,042.31x = 33,479,706.79
5. Step 5: Solve for x
   x = 33,479,706.79/8,042.31
6. Step 6: Final answer
   x = 4,162.95