Finding the Fourth Proportional to 2,684.77, 4,025.79 and 929.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684.77 : 4,025.79 = 929.59 : x
2. Step 2: Convert to fraction form
   2,684.77/4,025.79 = 929.59/x
3. Step 3: Cross multiply
   2,684.77x = 4,025.79 × 929.59
4. Step 4: Simplify right side
   2,684.77x = 3,742,328.42
5. Step 5: Solve for x
   x = 3,742,328.42/2,684.77
6. Step 6: Final answer
   x = 1,393.91