Finding the Fourth Proportional to 3,000.72, 4,492.71 and 2,012.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,000.72 : 4,492.71 = 2,012.16 : x
2. Step 2: Convert to fraction form
   3,000.72/4,492.71 = 2,012.16/x
3. Step 3: Cross multiply
   3,000.72x = 4,492.71 × 2,012.16
4. Step 4: Simplify right side
   3,000.72x = 9,040,051.35
5. Step 5: Solve for x
   x = 9,040,051.35/3,000.72
6. Step 6: Final answer
   x = 3,012.63