Finding the Fourth Proportional to 8,074.76, 12,111.80 and 2,810.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,074.76 : 12,111.80 = 2,810.98 : x
2. Step 2: Convert to fraction form
   8,074.76/12,111.80 = 2,810.98/x
3. Step 3: Cross multiply
   8,074.76x = 12,111.80 × 2,810.98
4. Step 4: Simplify right side
   8,074.76x = 34,046,027.56
5. Step 5: Solve for x
   x = 34,046,027.56/8,074.76
6. Step 6: Final answer
   x = 4,216.35