Finding the Fourth Proportional to 2,085.16, 2,876.70 and 1,455.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085.16 : 2,876.70 = 1,455.52 : x
2. Step 2: Convert to fraction form
   2,085.16/2,876.70 = 1,455.52/x
3. Step 3: Cross multiply
   2,085.16x = 2,876.70 × 1,455.52
4. Step 4: Simplify right side
   2,085.16x = 4,187,094.38
5. Step 5: Solve for x
   x = 4,187,094.38/2,085.16
6. Step 6: Final answer
   x = 2,008.04