Finding the Fourth Proportional to 1,996.98, 2,753.34 and 1,553.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,996.98 : 2,753.34 = 1,553.94 : x
2. Step 2: Convert to fraction form
   1,996.98/2,753.34 = 1,553.94/x
3. Step 3: Cross multiply
   1,996.98x = 2,753.34 × 1,553.94
4. Step 4: Simplify right side
   1,996.98x = 4,278,525.16
5. Step 5: Solve for x
   x = 4,278,525.16/1,996.98
6. Step 6: Final answer
   x = 2,142.50