Finding the Fourth Proportional to 9,355.79, 14,036.72 and 2,782.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,355.79 : 14,036.72 = 2,782.04 : x
2. Step 2: Convert to fraction form
   9,355.79/14,036.72 = 2,782.04/x
3. Step 3: Cross multiply
   9,355.79x = 14,036.72 × 2,782.04
4. Step 4: Simplify right side
   9,355.79x = 39,050,632.42
5. Step 5: Solve for x
   x = 39,050,632.42/9,355.79
6. Step 6: Final answer
   x = 4,173.96