Finding the Fourth Proportional to 238,505.10, 329,145.69 and 131,083.30

Step by Step Solution

1. Step 1: Write the proportion equation
   238,505.10 : 329,145.69 = 131,083.30 : x
2. Step 2: Convert to fraction form
   238,505.10/329,145.69 = 131,083.30/x
3. Step 3: Cross multiply
   238,505.10x = 329,145.69 × 131,083.30
4. Step 4: Simplify right side
   238,505.10x = 43,145,503,225.98
5. Step 5: Solve for x
   x = 43,145,503,225.98/238,505.10
6. Step 6: Final answer
   x = 180,899.71