Finding the Fourth Proportional to 5,623.56, 7,758.72 and 3,634.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,623.56 : 7,758.72 = 3,634.74 : x
2. Step 2: Convert to fraction form
   5,623.56/7,758.72 = 3,634.74/x
3. Step 3: Cross multiply
   5,623.56x = 7,758.72 × 3,634.74
4. Step 4: Simplify right side
   5,623.56x = 28,200,929.93
5. Step 5: Solve for x
   x = 28,200,929.93/5,623.56
6. Step 6: Final answer
   x = 5,014.78