Finding the Fourth Proportional to 8,758.45, 13,141.59 and 4,757.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.45 : 13,141.59 = 4,757.05 : x
2. Step 2: Convert to fraction form
   8,758.45/13,141.59 = 4,757.05/x
3. Step 3: Cross multiply
   8,758.45x = 13,141.59 × 4,757.05
4. Step 4: Simplify right side
   8,758.45x = 62,515,200.71
5. Step 5: Solve for x
   x = 62,515,200.71/8,758.45
6. Step 6: Final answer
   x = 7,137.70