Finding the Fourth Proportional to 8,738.64, 12,063.46 and 5,152.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,738.64 : 12,063.46 = 5,152.50 : x
2. Step 2: Convert to fraction form
   8,738.64/12,063.46 = 5,152.50/x
3. Step 3: Cross multiply
   8,738.64x = 12,063.46 × 5,152.50
4. Step 4: Simplify right side
   8,738.64x = 62,156,977.65
5. Step 5: Solve for x
   x = 62,156,977.65/8,738.64
6. Step 6: Final answer
   x = 7,112.89