Finding the Fourth Proportional to 238,343, 328,908.72 and 130,910.54

Step by Step Solution

1. Step 1: Write the proportion equation
   238,343 : 328,908.72 = 130,910.54 : x
2. Step 2: Convert to fraction form
   238,343/328,908.72 = 130,910.54/x
3. Step 3: Cross multiply
   238,343x = 328,908.72 × 130,910.54
4. Step 4: Simplify right side
   238,343x = 43,057,618,145.91
5. Step 5: Solve for x
   x = 43,057,618,145.91/238,343
6. Step 6: Final answer
   x = 180,654.01