Finding the Fourth Proportional to 238,510.72, 329,145.03 and 131,078.44

Step by Step Solution

1. Step 1: Write the proportion equation
   238,510.72 : 329,145.03 = 131,078.44 : x
2. Step 2: Convert to fraction form
   238,510.72/329,145.03 = 131,078.44/x
3. Step 3: Cross multiply
   238,510.72x = 329,145.03 × 131,078.44
4. Step 4: Simplify right side
   238,510.72x = 43,143,817,066.15
5. Step 5: Solve for x
   x = 43,143,817,066.15/238,510.72
6. Step 6: Final answer
   x = 180,888.38