Finding the Fourth Proportional to 158,145.89, 218,219.78 and 94,470.17

Step by Step Solution

1. Step 1: Write the proportion equation
   158,145.89 : 218,219.78 = 94,470.17 : x
2. Step 2: Convert to fraction form
   158,145.89/218,219.78 = 94,470.17/x
3. Step 3: Cross multiply
   158,145.89x = 218,219.78 × 94,470.17
4. Step 4: Simplify right side
   158,145.89x = 20,615,259,241.61
5. Step 5: Solve for x
   x = 20,615,259,241.61/158,145.89
6. Step 6: Final answer
   x = 130,355.96