Finding the Fourth Proportional to 9,740.09, 14,599.60 and 3,890.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,740.09 : 14,599.60 = 3,890.27 : x
2. Step 2: Convert to fraction form
   9,740.09/14,599.60 = 3,890.27/x
3. Step 3: Cross multiply
   9,740.09x = 14,599.60 × 3,890.27
4. Step 4: Simplify right side
   9,740.09x = 56,796,385.89
5. Step 5: Solve for x
   x = 56,796,385.89/9,740.09
6. Step 6: Final answer
   x = 5,831.20