Finding the Fourth Proportional to 2,522.01, 3,769.08 and 1,865.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.01 : 3,769.08 = 1,865.28 : x
2. Step 2: Convert to fraction form
   2,522.01/3,769.08 = 1,865.28/x
3. Step 3: Cross multiply
   2,522.01x = 3,769.08 × 1,865.28
4. Step 4: Simplify right side
   2,522.01x = 7,030,389.54
5. Step 5: Solve for x
   x = 7,030,389.54/2,522.01
6. Step 6: Final answer
   x = 2,787.61