Finding the Fourth Proportional to 10,030.91, 13,839.25 and 5,781.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,030.91 : 13,839.25 = 5,781.84 : x
2. Step 2: Convert to fraction form
   10,030.91/13,839.25 = 5,781.84/x
3. Step 3: Cross multiply
   10,030.91x = 13,839.25 × 5,781.84
4. Step 4: Simplify right side
   10,030.91x = 80,016,309.08
5. Step 5: Solve for x
   x = 80,016,309.08/10,030.91
6. Step 6: Final answer
   x = 7,976.97