Finding the Fourth Proportional to 2,040.63, 2,816.06 and 1,156.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,040.63 : 2,816.06 = 1,156.61 : x
2. Step 2: Convert to fraction form
   2,040.63/2,816.06 = 1,156.61/x
3. Step 3: Cross multiply
   2,040.63x = 2,816.06 × 1,156.61
4. Step 4: Simplify right side
   2,040.63x = 3,257,071.97
5. Step 5: Solve for x
   x = 3,257,071.97/2,040.63
6. Step 6: Final answer
   x = 1,596.11