Finding the Fourth Proportional to 141,401.94, 195,164.41 and 89,685.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,401.94 : 195,164.41 = 89,685.56 : x
2. Step 2: Convert to fraction form
   141,401.94/195,164.41 = 89,685.56/x
3. Step 3: Cross multiply
   141,401.94x = 195,164.41 × 89,685.56
4. Step 4: Simplify right side
   141,401.94x = 17,503,428,427.10
5. Step 5: Solve for x
   x = 17,503,428,427.10/141,401.94
6. Step 6: Final answer
   x = 123,784.92