Finding the Fourth Proportional to 2,153.53, 2,969.89 and 1,444.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153.53 : 2,969.89 = 1,444.81 : x
2. Step 2: Convert to fraction form
   2,153.53/2,969.89 = 1,444.81/x
3. Step 3: Cross multiply
   2,153.53x = 2,969.89 × 1,444.81
4. Step 4: Simplify right side
   2,153.53x = 4,290,926.77
5. Step 5: Solve for x
   x = 4,290,926.77/2,153.53
6. Step 6: Final answer
   x = 1,992.51