Finding the Fourth Proportional to 217,955.34, 300,568.86 and 141,446.25

Step by Step Solution

1. Step 1: Write the proportion equation
   217,955.34 : 300,568.86 = 141,446.25 : x
2. Step 2: Convert to fraction form
   217,955.34/300,568.86 = 141,446.25/x
3. Step 3: Cross multiply
   217,955.34x = 300,568.86 × 141,446.25
4. Step 4: Simplify right side
   217,955.34x = 42,514,338,113.78
5. Step 5: Solve for x
   x = 42,514,338,113.78/217,955.34
6. Step 6: Final answer
   x = 195,059.86