Finding the Fourth Proportional to 8,848.32, 12,211.50 and 4,870.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,848.32 : 12,211.50 = 4,870.24 : x
2. Step 2: Convert to fraction form
   8,848.32/12,211.50 = 4,870.24/x
3. Step 3: Cross multiply
   8,848.32x = 12,211.50 × 4,870.24
4. Step 4: Simplify right side
   8,848.32x = 59,472,935.76
5. Step 5: Solve for x
   x = 59,472,935.76/8,848.32
6. Step 6: Final answer
   x = 6,721.38