Finding the Fourth Proportional to 3,676.84, 5,073.78 and 2,892.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,676.84 : 5,073.78 = 2,892.76 : x
2. Step 2: Convert to fraction form
   3,676.84/5,073.78 = 2,892.76/x
3. Step 3: Cross multiply
   3,676.84x = 5,073.78 × 2,892.76
4. Step 4: Simplify right side
   3,676.84x = 14,677,227.83
5. Step 5: Solve for x
   x = 14,677,227.83/3,676.84
6. Step 6: Final answer
   x = 3,991.80