Finding the Fourth Proportional to 4,643.48, 6,404.46 and 3,152.54

Step by Step Solution

1. Step 1: Write the proportion equation
   4,643.48 : 6,404.46 = 3,152.54 : x
2. Step 2: Convert to fraction form
   4,643.48/6,404.46 = 3,152.54/x
3. Step 3: Cross multiply
   4,643.48x = 6,404.46 × 3,152.54
4. Step 4: Simplify right side
   4,643.48x = 20,190,316.33
5. Step 5: Solve for x
   x = 20,190,316.33/4,643.48
6. Step 6: Final answer
   x = 4,348.10