Finding the Fourth Proportional to 6,373.69, 8,799.93 and 3,987.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,373.69 : 8,799.93 = 3,987.27 : x
2. Step 2: Convert to fraction form
   6,373.69/8,799.93 = 3,987.27/x
3. Step 3: Cross multiply
   6,373.69x = 8,799.93 × 3,987.27
4. Step 4: Simplify right side
   6,373.69x = 35,087,696.89
5. Step 5: Solve for x
   x = 35,087,696.89/6,373.69
6. Step 6: Final answer
   x = 5,505.09