Finding the Fourth Proportional to 9,486.96, 13,092.18 and 5,510.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,486.96 : 13,092.18 = 5,510.28 : x
2. Step 2: Convert to fraction form
   9,486.96/13,092.18 = 5,510.28/x
3. Step 3: Cross multiply
   9,486.96x = 13,092.18 × 5,510.28
4. Step 4: Simplify right side
   9,486.96x = 72,141,577.61
5. Step 5: Solve for x
   x = 72,141,577.61/9,486.96
6. Step 6: Final answer
   x = 7,604.29