Finding the Fourth Proportional to 8,200.04, 12,300.66 and 2,357.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,200.04 : 12,300.66 = 2,357.10 : x
2. Step 2: Convert to fraction form
   8,200.04/12,300.66 = 2,357.10/x
3. Step 3: Cross multiply
   8,200.04x = 12,300.66 × 2,357.10
4. Step 4: Simplify right side
   8,200.04x = 28,993,885.69
5. Step 5: Solve for x
   x = 28,993,885.69/8,200.04
6. Step 6: Final answer
   x = 3,535.82