Finding the Fourth Proportional to 9,487.49, 13,092.21 and 5,507.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,487.49 : 13,092.21 = 5,507.96 : x
2. Step 2: Convert to fraction form
   9,487.49/13,092.21 = 5,507.96/x
3. Step 3: Cross multiply
   9,487.49x = 13,092.21 × 5,507.96
4. Step 4: Simplify right side
   9,487.49x = 72,111,303.53
5. Step 5: Solve for x
   x = 72,111,303.53/9,487.49
6. Step 6: Final answer
   x = 7,600.68