Finding the Fourth Proportional to 238,145, 328,640.10 and 132,161

Step by Step Solution

1. Step 1: Write the proportion equation
   238,145 : 328,640.10 = 132,161 : x
2. Step 2: Convert to fraction form
   238,145/328,640.10 = 132,161/x
3. Step 3: Cross multiply
   238,145x = 328,640.10 × 132,161
4. Step 4: Simplify right side
   238,145x = 43,433,404,256.10
5. Step 5: Solve for x
   x = 43,433,404,256.10/238,145
6. Step 6: Final answer
   x = 182,382.18