Finding the Fourth Proportional to 142,414.29, 196,570.67 and 88,667.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,414.29 : 196,570.67 = 88,667.82 : x
2. Step 2: Convert to fraction form
   142,414.29/196,570.67 = 88,667.82/x
3. Step 3: Cross multiply
   142,414.29x = 196,570.67 × 88,667.82
4. Step 4: Simplify right side
   142,414.29x = 17,429,492,341.50
5. Step 5: Solve for x
   x = 17,429,492,341.50/142,414.29
6. Step 6: Final answer
   x = 122,385.84