Finding the Fourth Proportional to 6,144.10, 8,475.78 and 3,902.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,144.10 : 8,475.78 = 3,902.32 : x
2. Step 2: Convert to fraction form
   6,144.10/8,475.78 = 3,902.32/x
3. Step 3: Cross multiply
   6,144.10x = 8,475.78 × 3,902.32
4. Step 4: Simplify right side
   6,144.10x = 33,075,205.81
5. Step 5: Solve for x
   x = 33,075,205.81/6,144.10
6. Step 6: Final answer
   x = 5,383.25