Finding the Fourth Proportional to 6,373.89, 8,774.43 and 5,253.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,373.89 : 8,774.43 = 5,253.05 : x
2. Step 2: Convert to fraction form
   6,373.89/8,774.43 = 5,253.05/x
3. Step 3: Cross multiply
   6,373.89x = 8,774.43 × 5,253.05
4. Step 4: Simplify right side
   6,373.89x = 46,092,521.75
5. Step 5: Solve for x
   x = 46,092,521.75/6,373.89
6. Step 6: Final answer
   x = 7,231.46