Finding the Fourth Proportional to 6,274.82, 8,653.28 and 4,780.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,274.82 : 8,653.28 = 4,780.10 : x
2. Step 2: Convert to fraction form
   6,274.82/8,653.28 = 4,780.10/x
3. Step 3: Cross multiply
   6,274.82x = 8,653.28 × 4,780.10
4. Step 4: Simplify right side
   6,274.82x = 41,363,543.73
5. Step 5: Solve for x
   x = 41,363,543.73/6,274.82
6. Step 6: Final answer
   x = 6,591.99