Finding the Fourth Proportional to 9,225, 12,730.50 and 5,499

Step by Step Solution

1. Step 1: Write the proportion equation
   9,225 : 12,730.50 = 5,499 : x
2. Step 2: Convert to fraction form
   9,225/12,730.50 = 5,499/x
3. Step 3: Cross multiply
   9,225x = 12,730.50 × 5,499
4. Step 4: Simplify right side
   9,225x = 70,005,019.50
5. Step 5: Solve for x
   x = 70,005,019.50/9,225
6. Step 6: Final answer
   x = 7,588.62