Finding the Fourth Proportional to 9,698.91, 13,384.50 and 5,507.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,698.91 : 13,384.50 = 5,507.16 : x
2. Step 2: Convert to fraction form
   9,698.91/13,384.50 = 5,507.16/x
3. Step 3: Cross multiply
   9,698.91x = 13,384.50 × 5,507.16
4. Step 4: Simplify right side
   9,698.91x = 73,710,550.90
5. Step 5: Solve for x
   x = 73,710,550.90/9,698.91
6. Step 6: Final answer
   x = 7,599.88