Finding the Fourth Proportional to 238,155.10, 328,504.54 and 141,290.37

Step by Step Solution

1. Step 1: Write the proportion equation
   238,155.10 : 328,504.54 = 141,290.37 : x
2. Step 2: Convert to fraction form
   238,155.10/328,504.54 = 141,290.37/x
3. Step 3: Cross multiply
   238,155.10x = 328,504.54 × 141,290.37
4. Step 4: Simplify right side
   238,155.10x = 46,414,529,411.78
5. Step 5: Solve for x
   x = 46,414,529,411.78/238,155.10
6. Step 6: Final answer
   x = 194,892.03