Finding the Fourth Proportional to 2,335.71, 3,504.06 and 776.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,335.71 : 3,504.06 = 776.05 : x
2. Step 2: Convert to fraction form
   2,335.71/3,504.06 = 776.05/x
3. Step 3: Cross multiply
   2,335.71x = 3,504.06 × 776.05
4. Step 4: Simplify right side
   2,335.71x = 2,719,325.76
5. Step 5: Solve for x
   x = 2,719,325.76/2,335.71
6. Step 6: Final answer
   x = 1,164.24