Finding the Fourth Proportional to 8,348.05, 12,513.57 and 4,649.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,348.05 : 12,513.57 = 4,649.59 : x
2. Step 2: Convert to fraction form
   8,348.05/12,513.57 = 4,649.59/x
3. Step 3: Cross multiply
   8,348.05x = 12,513.57 × 4,649.59
4. Step 4: Simplify right side
   8,348.05x = 58,182,969.94
5. Step 5: Solve for x
   x = 58,182,969.94/8,348.05
6. Step 6: Final answer
   x = 6,969.65