Finding the Fourth Proportional to 2,109.98, 2,914.32 and 1,449.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.98 : 2,914.32 = 1,449.02 : x
2. Step 2: Convert to fraction form
   2,109.98/2,914.32 = 1,449.02/x
3. Step 3: Cross multiply
   2,109.98x = 2,914.32 × 1,449.02
4. Step 4: Simplify right side
   2,109.98x = 4,222,907.97
5. Step 5: Solve for x
   x = 4,222,907.97/2,109.98
6. Step 6: Final answer
   x = 2,001.40