Finding the Fourth Proportional to 8,897.52, 12,279.15 and 4,918.67

Step by Step Solution

1. Step 1: Write the proportion equation
   8,897.52 : 12,279.15 = 4,918.67 : x
2. Step 2: Convert to fraction form
   8,897.52/12,279.15 = 4,918.67/x
3. Step 3: Cross multiply
   8,897.52x = 12,279.15 × 4,918.67
4. Step 4: Simplify right side
   8,897.52x = 60,397,025.33
5. Step 5: Solve for x
   x = 60,397,025.33/8,897.52
6. Step 6: Final answer
   x = 6,788.07