Finding the Fourth Proportional to 8,074.64, 12,111.96 and 2,810

Step by Step Solution

1. Step 1: Write the proportion equation
   8,074.64 : 12,111.96 = 2,810 : x
2. Step 2: Convert to fraction form
   8,074.64/12,111.96 = 2,810/x
3. Step 3: Cross multiply
   8,074.64x = 12,111.96 × 2,810
4. Step 4: Simplify right side
   8,074.64x = 34,034,607.60
5. Step 5: Solve for x
   x = 34,034,607.60/8,074.64
6. Step 6: Final answer
   x = 4,215.00