Finding the Fourth Proportional to 238,725.23, 329,443.56 and 131,297.05

Step by Step Solution

1. Step 1: Write the proportion equation
   238,725.23 : 329,443.56 = 131,297.05 : x
2. Step 2: Convert to fraction form
   238,725.23/329,443.56 = 131,297.05/x
3. Step 3: Cross multiply
   238,725.23x = 329,443.56 × 131,297.05
4. Step 4: Simplify right side
   238,725.23x = 43,254,967,981.30
5. Step 5: Solve for x
   x = 43,254,967,981.30/238,725.23
6. Step 6: Final answer
   x = 181,191.44