Finding the Fourth Proportional to 142,965.41, 214,403.76 and 98,875.49

Step by Step Solution

1. Step 1: Write the proportion equation
   142,965.41 : 214,403.76 = 98,875.49 : x
2. Step 2: Convert to fraction form
   142,965.41/214,403.76 = 98,875.49/x
3. Step 3: Cross multiply
   142,965.41x = 214,403.76 × 98,875.49
4. Step 4: Simplify right side
   142,965.41x = 21,199,275,755.82
5. Step 5: Solve for x
   x = 21,199,275,755.82/142,965.41
6. Step 6: Final answer
   x = 148,282.56