Finding the Fourth Proportional to 6,782.94, 9,360.54 and 3,798.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,782.94 : 9,360.54 = 3,798.72 : x
2. Step 2: Convert to fraction form
   6,782.94/9,360.54 = 3,798.72/x
3. Step 3: Cross multiply
   6,782.94x = 9,360.54 × 3,798.72
4. Step 4: Simplify right side
   6,782.94x = 35,558,070.51
5. Step 5: Solve for x
   x = 35,558,070.51/6,782.94
6. Step 6: Final answer
   x = 5,242.28