Finding the Fourth Proportional to 2,000.72, 3,006.50 and 1,076.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,000.72 : 3,006.50 = 1,076.95 : x
2. Step 2: Convert to fraction form
   2,000.72/3,006.50 = 1,076.95/x
3. Step 3: Cross multiply
   2,000.72x = 3,006.50 × 1,076.95
4. Step 4: Simplify right side
   2,000.72x = 3,237,837.69
5. Step 5: Solve for x
   x = 3,237,837.69/2,000.72
6. Step 6: Final answer
   x = 1,618.34