Finding the Fourth Proportional to 130,162.33, 195,020.61 and 71,039.49

Step by Step Solution

1. Step 1: Write the proportion equation
   130,162.33 : 195,020.61 = 71,039.49 : x
2. Step 2: Convert to fraction form
   130,162.33/195,020.61 = 71,039.49/x
3. Step 3: Cross multiply
   130,162.33x = 195,020.61 × 71,039.49
4. Step 4: Simplify right side
   130,162.33x = 13,854,164,673.89
5. Step 5: Solve for x
   x = 13,854,164,673.89/130,162.33
6. Step 6: Final answer
   x = 106,437.59