Finding the Fourth Proportional to 141,719.23, 195,565.15 and 88,003.09

Step by Step Solution

1. Step 1: Write the proportion equation
   141,719.23 : 195,565.15 = 88,003.09 : x
2. Step 2: Convert to fraction form
   141,719.23/195,565.15 = 88,003.09/x
3. Step 3: Cross multiply
   141,719.23x = 195,565.15 × 88,003.09
4. Step 4: Simplify right side
   141,719.23x = 17,210,337,496.31
5. Step 5: Solve for x
   x = 17,210,337,496.31/141,719.23
6. Step 6: Final answer
   x = 121,439.68