Finding the Fourth Proportional to 8,748.52, 12,072.50 and 4,971.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,748.52 : 12,072.50 = 4,971.18 : x
2. Step 2: Convert to fraction form
   8,748.52/12,072.50 = 4,971.18/x
3. Step 3: Cross multiply
   8,748.52x = 12,072.50 × 4,971.18
4. Step 4: Simplify right side
   8,748.52x = 60,014,570.55
5. Step 5: Solve for x
   x = 60,014,570.55/8,748.52
6. Step 6: Final answer
   x = 6,859.97