Finding the Fourth Proportional to 7,799.33, 10,753.20 and 5,673.21

Step by Step Solution

1. Step 1: Write the proportion equation
   7,799.33 : 10,753.20 = 5,673.21 : x
2. Step 2: Convert to fraction form
   7,799.33/10,753.20 = 5,673.21/x
3. Step 3: Cross multiply
   7,799.33x = 10,753.20 × 5,673.21
4. Step 4: Simplify right side
   7,799.33x = 61,005,161.77
5. Step 5: Solve for x
   x = 61,005,161.77/7,799.33
6. Step 6: Final answer
   x = 7,821.85