Finding the Fourth Proportional to 9,886.35, 14,830.82 and 3,650.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,886.35 : 14,830.82 = 3,650.74 : x
2. Step 2: Convert to fraction form
   9,886.35/14,830.82 = 3,650.74/x
3. Step 3: Cross multiply
   9,886.35x = 14,830.82 × 3,650.74
4. Step 4: Simplify right side
   9,886.35x = 54,143,467.81
5. Step 5: Solve for x
   x = 54,143,467.81/9,886.35
6. Step 6: Final answer
   x = 5,476.59