Finding the Fourth Proportional to 8,723.16, 13,080.33 and 2,877.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,723.16 : 13,080.33 = 2,877.84 : x
2. Step 2: Convert to fraction form
   8,723.16/13,080.33 = 2,877.84/x
3. Step 3: Cross multiply
   8,723.16x = 13,080.33 × 2,877.84
4. Step 4: Simplify right side
   8,723.16x = 37,643,096.89
5. Step 5: Solve for x
   x = 37,643,096.89/8,723.16
6. Step 6: Final answer
   x = 4,315.31