Finding the Fourth Proportional to 10,881.86, 15,014.90 and 10,328.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,881.86 : 15,014.90 = 10,328.22 : x
2. Step 2: Convert to fraction form
   10,881.86/15,014.90 = 10,328.22/x
3. Step 3: Cross multiply
   10,881.86x = 15,014.90 × 10,328.22
4. Step 4: Simplify right side
   10,881.86x = 155,077,216.30
5. Step 5: Solve for x
   x = 155,077,216.30/10,881.86
6. Step 6: Final answer
   x = 14,250.99