Finding the Fourth Proportional to 2,762.00, 3,809.86 and 1,642.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.00 : 3,809.86 = 1,642.17 : x
2. Step 2: Convert to fraction form
   2,762.00/3,809.86 = 1,642.17/x
3. Step 3: Cross multiply
   2,762.00x = 3,809.86 × 1,642.17
4. Step 4: Simplify right side
   2,762.00x = 6,256,433.69
5. Step 5: Solve for x
   x = 6,256,433.69/2,762.00
6. Step 6: Final answer
   x = 2,265.19