Finding the Fourth Proportional to 5,649.34, 7,790.56 and 4,308.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,649.34 : 7,790.56 = 4,308.38 : x
2. Step 2: Convert to fraction form
   5,649.34/7,790.56 = 4,308.38/x
3. Step 3: Cross multiply
   5,649.34x = 7,790.56 × 4,308.38
4. Step 4: Simplify right side
   5,649.34x = 33,564,692.89
5. Step 5: Solve for x
   x = 33,564,692.89/5,649.34
6. Step 6: Final answer
   x = 5,941.35