Finding the Fourth Proportional to 3,608.96, 5,412.32 and 1,300.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608.96 : 5,412.32 = 1,300.16 : x
2. Step 2: Convert to fraction form
   3,608.96/5,412.32 = 1,300.16/x
3. Step 3: Cross multiply
   3,608.96x = 5,412.32 × 1,300.16
4. Step 4: Simplify right side
   3,608.96x = 7,036,881.97
5. Step 5: Solve for x
   x = 7,036,881.97/3,608.96
6. Step 6: Final answer
   x = 1,949.84