Finding the Fourth Proportional to 6,368.72, 8,788.34 and 3,535.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,368.72 : 8,788.34 = 3,535.94 : x
2. Step 2: Convert to fraction form
   6,368.72/8,788.34 = 3,535.94/x
3. Step 3: Cross multiply
   6,368.72x = 8,788.34 × 3,535.94
4. Step 4: Simplify right side
   6,368.72x = 31,074,981.32
5. Step 5: Solve for x
   x = 31,074,981.32/6,368.72
6. Step 6: Final answer
   x = 4,879.32