Finding the Fourth Proportional to 2,763.84, 4,147.72 and 1,303.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,763.84 : 4,147.72 = 1,303.16 : x
2. Step 2: Convert to fraction form
   2,763.84/4,147.72 = 1,303.16/x
3. Step 3: Cross multiply
   2,763.84x = 4,147.72 × 1,303.16
4. Step 4: Simplify right side
   2,763.84x = 5,405,142.80
5. Step 5: Solve for x
   x = 5,405,142.80/2,763.84
6. Step 6: Final answer
   x = 1,955.66