Finding the Fourth Proportional to 141,196.36, 194,854.38 and 76,668.34

Step by Step Solution

1. Step 1: Write the proportion equation
   141,196.36 : 194,854.38 = 76,668.34 : x
2. Step 2: Convert to fraction form
   141,196.36/194,854.38 = 76,668.34/x
3. Step 3: Cross multiply
   141,196.36x = 194,854.38 × 76,668.34
4. Step 4: Simplify right side
   141,196.36x = 14,939,161,856.33
5. Step 5: Solve for x
   x = 14,939,161,856.33/141,196.36
6. Step 6: Final answer
   x = 105,804.16