Finding the Fourth Proportional to 2,453.87, 3,384.90 and 1,569.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.87 : 3,384.90 = 1,569.35 : x
2. Step 2: Convert to fraction form
   2,453.87/3,384.90 = 1,569.35/x
3. Step 3: Cross multiply
   2,453.87x = 3,384.90 × 1,569.35
4. Step 4: Simplify right side
   2,453.87x = 5,312,075.89
5. Step 5: Solve for x
   x = 5,312,075.89/2,453.87
6. Step 6: Final answer
   x = 2,164.78