Finding the Fourth Proportional to 141,509.25, 195,123.33 and 109,170.27

Step by Step Solution

1. Step 1: Write the proportion equation
   141,509.25 : 195,123.33 = 109,170.27 : x
2. Step 2: Convert to fraction form
   141,509.25/195,123.33 = 109,170.27/x
3. Step 3: Cross multiply
   141,509.25x = 195,123.33 × 109,170.27
4. Step 4: Simplify right side
   141,509.25x = 21,301,666,619.40
5. Step 5: Solve for x
   x = 21,301,666,619.40/141,509.25
6. Step 6: Final answer
   x = 150,531.97