Finding the Fourth Proportional to 8,846.43, 12,208.59 and 5,070.77

Step by Step Solution

1. Step 1: Write the proportion equation
   8,846.43 : 12,208.59 = 5,070.77 : x
2. Step 2: Convert to fraction form
   8,846.43/12,208.59 = 5,070.77/x
3. Step 3: Cross multiply
   8,846.43x = 12,208.59 × 5,070.77
4. Step 4: Simplify right side
   8,846.43x = 61,906,890.87
5. Step 5: Solve for x
   x = 61,906,890.87/8,846.43
6. Step 6: Final answer
   x = 6,997.95