Finding the Fourth Proportional to 8,748.30, 12,074.67 and 4,973.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.30 : 12,074.67 = 4,973.60 : x
2. Step 2: Convert to fraction form
   8,748.30/12,074.67 = 4,973.60/x
3. Step 3: Cross multiply
   8,748.30x = 12,074.67 × 4,973.60
4. Step 4: Simplify right side
   8,748.30x = 60,054,608.90
5. Step 5: Solve for x
   x = 60,054,608.90/8,748.30
6. Step 6: Final answer
   x = 6,864.71