Finding the Fourth Proportional to 8,618.42, 11,892.56 and 4,841.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,618.42 : 11,892.56 = 4,841.30 : x
2. Step 2: Convert to fraction form
   8,618.42/11,892.56 = 4,841.30/x
3. Step 3: Cross multiply
   8,618.42x = 11,892.56 × 4,841.30
4. Step 4: Simplify right side
   8,618.42x = 57,575,426.52
5. Step 5: Solve for x
   x = 57,575,426.52/8,618.42
6. Step 6: Final answer
   x = 6,680.51