Finding the Fourth Proportional to 10,971.22, 15,038.72 and 10,823.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,971.22 : 15,038.72 = 10,823.54 : x
2. Step 2: Convert to fraction form
   10,971.22/15,038.72 = 10,823.54/x
3. Step 3: Cross multiply
   10,971.22x = 15,038.72 × 10,823.54
4. Step 4: Simplify right side
   10,971.22x = 162,772,187.47
5. Step 5: Solve for x
   x = 162,772,187.47/10,971.22
6. Step 6: Final answer
   x = 14,836.29