Finding the Fourth Proportional to 13,050.42, 18,009.46 and 7,082.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,050.42 : 18,009.46 = 7,082.06 : x
2. Step 2: Convert to fraction form
   13,050.42/18,009.46 = 7,082.06/x
3. Step 3: Cross multiply
   13,050.42x = 18,009.46 × 7,082.06
4. Step 4: Simplify right side
   13,050.42x = 127,544,076.29
5. Step 5: Solve for x
   x = 127,544,076.29/13,050.42
6. Step 6: Final answer
   x = 9,773.18