Finding the Fourth Proportional to 10,099.43, 13,943.60 and 7,442.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,099.43 : 13,943.60 = 7,442.22 : x
2. Step 2: Convert to fraction form
   10,099.43/13,943.60 = 7,442.22/x
3. Step 3: Cross multiply
   10,099.43x = 13,943.60 × 7,442.22
4. Step 4: Simplify right side
   10,099.43x = 103,771,301.58
5. Step 5: Solve for x
   x = 103,771,301.58/10,099.43
6. Step 6: Final answer
   x = 10,274.97