Finding the Fourth Proportional to 10,785.22, 14,865.69 and 7,422.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,785.22 : 14,865.69 = 7,422.34 : x
2. Step 2: Convert to fraction form
   10,785.22/14,865.69 = 7,422.34/x
3. Step 3: Cross multiply
   10,785.22x = 14,865.69 × 7,422.34
4. Step 4: Simplify right side
   10,785.22x = 110,338,205.51
5. Step 5: Solve for x
   x = 110,338,205.51/10,785.22
6. Step 6: Final answer
   x = 10,230.50