Finding the Fourth Proportional to 2,713.33, 4,070.29 and 864.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.33 : 4,070.29 = 864.00 : x
2. Step 2: Convert to fraction form
   2,713.33/4,070.29 = 864.00/x
3. Step 3: Cross multiply
   2,713.33x = 4,070.29 × 864.00
4. Step 4: Simplify right side
   2,713.33x = 3,516,712.37
5. Step 5: Solve for x
   x = 3,516,712.37/2,713.33
6. Step 6: Final answer
   x = 1,296.09