Finding the Fourth Proportional to 6,368.76, 8,788.71 and 3,535.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,368.76 : 8,788.71 = 3,535.98 : x
2. Step 2: Convert to fraction form
   6,368.76/8,788.71 = 3,535.98/x
3. Step 3: Cross multiply
   6,368.76x = 8,788.71 × 3,535.98
4. Step 4: Simplify right side
   6,368.76x = 31,076,702.79
5. Step 5: Solve for x
   x = 31,076,702.79/6,368.76
6. Step 6: Final answer
   x = 4,879.55