Finding the Fourth Proportional to 238,443.24, 357,431.58 and 113,871.72

Step by Step Solution

1. Step 1: Write the proportion equation
   238,443.24 : 357,431.58 = 113,871.72 : x
2. Step 2: Convert to fraction form
   238,443.24/357,431.58 = 113,871.72/x
3. Step 3: Cross multiply
   238,443.24x = 357,431.58 × 113,871.72
4. Step 4: Simplify right side
   238,443.24x = 40,701,348,796.92
5. Step 5: Solve for x
   x = 40,701,348,796.92/238,443.24
6. Step 6: Final answer
   x = 170,696.17