Finding the Fourth Proportional to 6,591.84, 9,886.72 and 3,084.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,591.84 : 9,886.72 = 3,084.28 : x
2. Step 2: Convert to fraction form
   6,591.84/9,886.72 = 3,084.28/x
3. Step 3: Cross multiply
   6,591.84x = 9,886.72 × 3,084.28
4. Step 4: Simplify right side
   6,591.84x = 30,493,412.76
5. Step 5: Solve for x
   x = 30,493,412.76/6,591.84
6. Step 6: Final answer
   x = 4,625.93