Finding the Fourth Proportional to 5,633.48, 7,776.04 and 3,955.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,633.48 : 7,776.04 = 3,955.30 : x
2. Step 2: Convert to fraction form
   5,633.48/7,776.04 = 3,955.30/x
3. Step 3: Cross multiply
   5,633.48x = 7,776.04 × 3,955.30
4. Step 4: Simplify right side
   5,633.48x = 30,756,532.13
5. Step 5: Solve for x
   x = 30,756,532.13/5,633.48
6. Step 6: Final answer
   x = 5,459.60