Finding the Fourth Proportional to 9,962.96, 13,748.54 and 5,487.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,962.96 : 13,748.54 = 5,487.03 : x
2. Step 2: Convert to fraction form
   9,962.96/13,748.54 = 5,487.03/x
3. Step 3: Cross multiply
   9,962.96x = 13,748.54 × 5,487.03
4. Step 4: Simplify right side
   9,962.96x = 75,438,624.00
5. Step 5: Solve for x
   x = 75,438,624.00/9,962.96
6. Step 6: Final answer
   x = 7,571.91