Finding the Fourth Proportional to 141,667.20, 195,522.12 and 107,619.84

Step by Step Solution

1. Step 1: Write the proportion equation
   141,667.20 : 195,522.12 = 107,619.84 : x
2. Step 2: Convert to fraction form
   141,667.20/195,522.12 = 107,619.84/x
3. Step 3: Cross multiply
   141,667.20x = 195,522.12 × 107,619.84
4. Step 4: Simplify right side
   141,667.20x = 21,042,059,270.86
5. Step 5: Solve for x
   x = 21,042,059,270.86/141,667.20
6. Step 6: Final answer
   x = 148,531.62