Finding the Fourth Proportional to 1,996.16, 2,754.88 and 1,156.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.16 : 2,754.88 = 1,156.88 : x
2. Step 2: Convert to fraction form
   1,996.16/2,754.88 = 1,156.88/x
3. Step 3: Cross multiply
   1,996.16x = 2,754.88 × 1,156.88
4. Step 4: Simplify right side
   1,996.16x = 3,187,065.57
5. Step 5: Solve for x
   x = 3,187,065.57/1,996.16
6. Step 6: Final answer
   x = 1,596.60