Finding the Fourth Proportional to 238,891.32, 358,388.82 and 72,675

Step by Step Solution

1. Step 1: Write the proportion equation
   238,891.32 : 358,388.82 = 72,675 : x
2. Step 2: Convert to fraction form
   238,891.32/358,388.82 = 72,675/x
3. Step 3: Cross multiply
   238,891.32x = 358,388.82 × 72,675
4. Step 4: Simplify right side
   238,891.32x = 26,045,907,493.50
5. Step 5: Solve for x
   x = 26,045,907,493.50/238,891.32
6. Step 6: Final answer
   x = 109,028.27