Finding the Fourth Proportional to 238,820.72, 358,256.15 and 118,907.41

Step by Step Solution

1. Step 1: Write the proportion equation
   238,820.72 : 358,256.15 = 118,907.41 : x
2. Step 2: Convert to fraction form
   238,820.72/358,256.15 = 118,907.41/x
3. Step 3: Cross multiply
   238,820.72x = 358,256.15 × 118,907.41
4. Step 4: Simplify right side
   238,820.72x = 42,599,310,318.53
5. Step 5: Solve for x
   x = 42,599,310,318.53/238,820.72
6. Step 6: Final answer
   x = 178,373.59