Finding the Fourth Proportional to 238,076.96, 357,105.20 and 71,860

Step by Step Solution

1. Step 1: Write the proportion equation
   238,076.96 : 357,105.20 = 71,860 : x
2. Step 2: Convert to fraction form
   238,076.96/357,105.20 = 71,860/x
3. Step 3: Cross multiply
   238,076.96x = 357,105.20 × 71,860
4. Step 4: Simplify right side
   238,076.96x = 25,661,579,672
5. Step 5: Solve for x
   x = 25,661,579,672/238,076.96
6. Step 6: Final answer
   x = 107,786.91