Finding the Fourth Proportional to 8,847.30, 12,208.71 and 5,070.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,847.30 : 12,208.71 = 5,070.42 : x
2. Step 2: Convert to fraction form
   8,847.30/12,208.71 = 5,070.42/x
3. Step 3: Cross multiply
   8,847.30x = 12,208.71 × 5,070.42
4. Step 4: Simplify right side
   8,847.30x = 61,903,287.36
5. Step 5: Solve for x
   x = 61,903,287.36/8,847.30
6. Step 6: Final answer
   x = 6,996.86