Finding the Fourth Proportional to 223,100.48, 334,716.24 and 89,912.18

Step by Step Solution

1. Step 1: Write the proportion equation
   223,100.48 : 334,716.24 = 89,912.18 : x
2. Step 2: Convert to fraction form
   223,100.48/334,716.24 = 89,912.18/x
3. Step 3: Cross multiply
   223,100.48x = 334,716.24 × 89,912.18
4. Step 4: Simplify right side
   223,100.48x = 30,095,066,819.80
5. Step 5: Solve for x
   x = 30,095,066,819.80/223,100.48
6. Step 6: Final answer
   x = 134,894.68