Finding the Fourth Proportional to 3,100.84, 4,284.86 and 2,260.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,100.84 : 4,284.86 = 2,260.10 : x
2. Step 2: Convert to fraction form
   3,100.84/4,284.86 = 2,260.10/x
3. Step 3: Cross multiply
   3,100.84x = 4,284.86 × 2,260.10
4. Step 4: Simplify right side
   3,100.84x = 9,684,211.50
5. Step 5: Solve for x
   x = 9,684,211.50/3,100.84
6. Step 6: Final answer
   x = 3,123.10