Finding the Fourth Proportional to 9,885.35, 14,829.32 and 3,649.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,885.35 : 14,829.32 = 3,649.74 : x
2. Step 2: Convert to fraction form
   9,885.35/14,829.32 = 3,649.74/x
3. Step 3: Cross multiply
   9,885.35x = 14,829.32 × 3,649.74
4. Step 4: Simplify right side
   9,885.35x = 54,123,157.81
5. Step 5: Solve for x
   x = 54,123,157.81/9,885.35
6. Step 6: Final answer
   x = 5,475.09