Finding the Fourth Proportional to 10,739.38, 14,831.61 and 7,390.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,739.38 : 14,831.61 = 7,390.84 : x
2. Step 2: Convert to fraction form
   10,739.38/14,831.61 = 7,390.84/x
3. Step 3: Cross multiply
   10,739.38x = 14,831.61 × 7,390.84
4. Step 4: Simplify right side
   10,739.38x = 109,618,056.45
5. Step 5: Solve for x
   x = 109,618,056.45/10,739.38
6. Step 6: Final answer
   x = 10,207.11