Finding the Fourth Proportional to 2,075.48, 2,867.92 and 1,485

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075.48 : 2,867.92 = 1,485 : x
2. Step 2: Convert to fraction form
   2,075.48/2,867.92 = 1,485/x
3. Step 3: Cross multiply
   2,075.48x = 2,867.92 × 1,485
4. Step 4: Simplify right side
   2,075.48x = 4,258,861.20
5. Step 5: Solve for x
   x = 4,258,861.20/2,075.48
6. Step 6: Final answer
   x = 2,051.99