Finding the Fourth Proportional to 9,890.37, 14,830.75 and 3,653.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,890.37 : 14,830.75 = 3,653.32 : x
2. Step 2: Convert to fraction form
   9,890.37/14,830.75 = 3,653.32/x
3. Step 3: Cross multiply
   9,890.37x = 14,830.75 × 3,653.32
4. Step 4: Simplify right side
   9,890.37x = 54,181,475.59
5. Step 5: Solve for x
   x = 54,181,475.59/9,890.37
6. Step 6: Final answer
   x = 5,478.21