Finding the Fourth Proportional to 9,035.79, 12,469.25 and 5,056.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,035.79 : 12,469.25 = 5,056.89 : x
2. Step 2: Convert to fraction form
   9,035.79/12,469.25 = 5,056.89/x
3. Step 3: Cross multiply
   9,035.79x = 12,469.25 × 5,056.89
4. Step 4: Simplify right side
   9,035.79x = 63,055,600.35
5. Step 5: Solve for x
   x = 63,055,600.35/9,035.79
6. Step 6: Final answer
   x = 6,978.43