Finding the Fourth Proportional to 2,929.72, 4,361.12 and 2,885.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,929.72 : 4,361.12 = 2,885.98 : x
2. Step 2: Convert to fraction form
   2,929.72/4,361.12 = 2,885.98/x
3. Step 3: Cross multiply
   2,929.72x = 4,361.12 × 2,885.98
4. Step 4: Simplify right side
   2,929.72x = 12,586,105.10
5. Step 5: Solve for x
   x = 12,586,105.10/2,929.72
6. Step 6: Final answer
   x = 4,296.01