Finding the Fourth Proportional to 10,644.89, 14,671.95 and 7,281.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,644.89 : 14,671.95 = 7,281.91 : x
2. Step 2: Convert to fraction form
   10,644.89/14,671.95 = 7,281.91/x
3. Step 3: Cross multiply
   10,644.89x = 14,671.95 × 7,281.91
4. Step 4: Simplify right side
   10,644.89x = 106,839,746.06
5. Step 5: Solve for x
   x = 106,839,746.06/10,644.89
6. Step 6: Final answer
   x = 10,036.72