Finding the Fourth Proportional to 9,698.18, 13,383.50 and 5,506.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,698.18 : 13,383.50 = 5,506.43 : x
2. Step 2: Convert to fraction form
   9,698.18/13,383.50 = 5,506.43/x
3. Step 3: Cross multiply
   9,698.18x = 13,383.50 × 5,506.43
4. Step 4: Simplify right side
   9,698.18x = 73,695,302.94
5. Step 5: Solve for x
   x = 73,695,302.94/9,698.18
6. Step 6: Final answer
   x = 7,598.88