Finding the Fourth Proportional to 2,766.84, 4,129.59 and 2,319.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.84 : 4,129.59 = 2,319.72 : x
2. Step 2: Convert to fraction form
   2,766.84/4,129.59 = 2,319.72/x
3. Step 3: Cross multiply
   2,766.84x = 4,129.59 × 2,319.72
4. Step 4: Simplify right side
   2,766.84x = 9,579,492.51
5. Step 5: Solve for x
   x = 9,579,492.51/2,766.84
6. Step 6: Final answer
   x = 3,462.25