Finding the Fourth Proportional to 8,849.32, 12,212.06 and 4,870.58

Step by Step Solution

1. Step 1: Write the proportion equation
   8,849.32 : 12,212.06 = 4,870.58 : x
2. Step 2: Convert to fraction form
   8,849.32/12,212.06 = 4,870.58/x
3. Step 3: Cross multiply
   8,849.32x = 12,212.06 × 4,870.58
4. Step 4: Simplify right side
   8,849.32x = 59,479,729.78
5. Step 5: Solve for x
   x = 59,479,729.78/8,849.32
6. Step 6: Final answer
   x = 6,721.39