Finding the Fourth Proportional to 9,242.56, 13,850.74 and 7,152.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,242.56 : 13,850.74 = 7,152.84 : x
2. Step 2: Convert to fraction form
   9,242.56/13,850.74 = 7,152.84/x
3. Step 3: Cross multiply
   9,242.56x = 13,850.74 × 7,152.84
4. Step 4: Simplify right side
   9,242.56x = 99,072,127.10
5. Step 5: Solve for x
   x = 99,072,127.10/9,242.56
6. Step 6: Final answer
   x = 10,719.12