Finding the Fourth Proportional to 10,839.39, 16,258.85 and 4,996.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,839.39 : 16,258.85 = 4,996.00 : x
2. Step 2: Convert to fraction form
   10,839.39/16,258.85 = 4,996.00/x
3. Step 3: Cross multiply
   10,839.39x = 16,258.85 × 4,996.00
4. Step 4: Simplify right side
   10,839.39x = 81,229,133.31
5. Step 5: Solve for x
   x = 81,229,133.31/10,839.39
6. Step 6: Final answer
   x = 7,493.88