Finding the Fourth Proportional to 142,610.92, 196,825.98 and 108,565

Step by Step Solution

1. Step 1: Write the proportion equation
   142,610.92 : 196,825.98 = 108,565 : x
2. Step 2: Convert to fraction form
   142,610.92/196,825.98 = 108,565/x
3. Step 3: Cross multiply
   142,610.92x = 196,825.98 × 108,565
4. Step 4: Simplify right side
   142,610.92x = 21,368,412,518.70
5. Step 5: Solve for x
   x = 21,368,412,518.70/142,610.92
6. Step 6: Final answer
   x = 149,837.14