Finding the Fourth Proportional to 9,007.55, 12,415.55 and 6,022.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,007.55 : 12,415.55 = 6,022.30 : x
2. Step 2: Convert to fraction form
   9,007.55/12,415.55 = 6,022.30/x
3. Step 3: Cross multiply
   9,007.55x = 12,415.55 × 6,022.30
4. Step 4: Simplify right side
   9,007.55x = 74,770,179.71
5. Step 5: Solve for x
   x = 74,770,179.71/9,007.55
6. Step 6: Final answer
   x = 8,300.83