Finding the Fourth Proportional to 10,353.09, 15,495.48 and 7,345.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,353.09 : 15,495.48 = 7,345.38 : x
2. Step 2: Convert to fraction form
   10,353.09/15,495.48 = 7,345.38/x
3. Step 3: Cross multiply
   10,353.09x = 15,495.48 × 7,345.38
4. Step 4: Simplify right side
   10,353.09x = 113,820,188.88
5. Step 5: Solve for x
   x = 113,820,188.88/10,353.09
6. Step 6: Final answer
   x = 10,993.84