Finding the Fourth Proportional to 8,789.03, 12,125.39 and 5,426.00

Step by Step Solution

1. Step 1: Write the proportion equation
   8,789.03 : 12,125.39 = 5,426.00 : x
2. Step 2: Convert to fraction form
   8,789.03/12,125.39 = 5,426.00/x
3. Step 3: Cross multiply
   8,789.03x = 12,125.39 × 5,426.00
4. Step 4: Simplify right side
   8,789.03x = 65,792,369.32
5. Step 5: Solve for x
   x = 65,792,369.32/8,789.03
6. Step 6: Final answer
   x = 7,485.74