Finding the Fourth Proportional to 5,554.71, 7,663.29 and 3,667.26

Step by Step Solution

1. Step 1: Write the proportion equation
   5,554.71 : 7,663.29 = 3,667.26 : x
2. Step 2: Convert to fraction form
   5,554.71/7,663.29 = 3,667.26/x
3. Step 3: Cross multiply
   5,554.71x = 7,663.29 × 3,667.26
4. Step 4: Simplify right side
   5,554.71x = 28,103,276.89
5. Step 5: Solve for x
   x = 28,103,276.89/5,554.71
6. Step 6: Final answer
   x = 5,059.36