Finding the Fourth Proportional to 11,064.32, 15,272.70 and 9,883.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,064.32 : 15,272.70 = 9,883.34 : x
2. Step 2: Convert to fraction form
   11,064.32/15,272.70 = 9,883.34/x
3. Step 3: Cross multiply
   11,064.32x = 15,272.70 × 9,883.34
4. Step 4: Simplify right side
   11,064.32x = 150,945,287.94
5. Step 5: Solve for x
   x = 150,945,287.94/11,064.32
6. Step 6: Final answer
   x = 13,642.52