Finding the Fourth Proportional to 2,526, 3,483.64 and 1,640.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526 : 3,483.64 = 1,640.96 : x
2. Step 2: Convert to fraction form
   2,526/3,483.64 = 1,640.96/x
3. Step 3: Cross multiply
   2,526x = 3,483.64 × 1,640.96
4. Step 4: Simplify right side
   2,526x = 5,716,513.89
5. Step 5: Solve for x
   x = 5,716,513.89/2,526
6. Step 6: Final answer
   x = 2,263.07