Finding the Fourth Proportional to 13,025.22, 17,967.63 and 7,719.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,025.22 : 17,967.63 = 7,719.06 : x
2. Step 2: Convert to fraction form
   13,025.22/17,967.63 = 7,719.06/x
3. Step 3: Cross multiply
   13,025.22x = 17,967.63 × 7,719.06
4. Step 4: Simplify right side
   13,025.22x = 138,693,214.03
5. Step 5: Solve for x
   x = 138,693,214.03/13,025.22
6. Step 6: Final answer
   x = 10,648.05