Finding the Fourth Proportional to 9,035.90, 13,550.72 and 4,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,035.90 : 13,550.72 = 4,291.50 : x
2. Step 2: Convert to fraction form
   9,035.90/13,550.72 = 4,291.50/x
3. Step 3: Cross multiply
   9,035.90x = 13,550.72 × 4,291.50
4. Step 4: Simplify right side
   9,035.90x = 58,152,893.42
5. Step 5: Solve for x
   x = 58,152,893.42/9,035.90
6. Step 6: Final answer
   x = 6,435.76