Finding the Fourth Proportional to 9,973.87, 13,763.86 and 5,497.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,973.87 : 13,763.86 = 5,497.62 : x
2. Step 2: Convert to fraction form
   9,973.87/13,763.86 = 5,497.62/x
3. Step 3: Cross multiply
   9,973.87x = 13,763.86 × 5,497.62
4. Step 4: Simplify right side
   9,973.87x = 75,668,515.00
5. Step 5: Solve for x
   x = 75,668,515.00/9,973.87
6. Step 6: Final answer
   x = 7,586.68