Finding the Fourth Proportional to 9,015.30, 12,440.41 and 4,981.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,015.30 : 12,440.41 = 4,981.96 : x
2. Step 2: Convert to fraction form
   9,015.30/12,440.41 = 4,981.96/x
3. Step 3: Cross multiply
   9,015.30x = 12,440.41 × 4,981.96
4. Step 4: Simplify right side
   9,015.30x = 61,977,625.00
5. Step 5: Solve for x
   x = 61,977,625.00/9,015.30
6. Step 6: Final answer
   x = 6,874.72