Finding the Fourth Proportional to 2,153.39, 2,971.89 and 1,269.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153.39 : 2,971.89 = 1,269.48 : x
2. Step 2: Convert to fraction form
   2,153.39/2,971.89 = 1,269.48/x
3. Step 3: Cross multiply
   2,153.39x = 2,971.89 × 1,269.48
4. Step 4: Simplify right side
   2,153.39x = 3,772,754.92
5. Step 5: Solve for x
   x = 3,772,754.92/2,153.39
6. Step 6: Final answer
   x = 1,752.01