Finding the Fourth Proportional to 222,942.72, 334,336.32 and 98,215.68

Step by Step Solution

1. Step 1: Write the proportion equation
   222,942.72 : 334,336.32 = 98,215.68 : x
2. Step 2: Convert to fraction form
   222,942.72/334,336.32 = 98,215.68/x
3. Step 3: Cross multiply
   222,942.72x = 334,336.32 × 98,215.68
4. Step 4: Simplify right side
   222,942.72x = 32,837,069,017.50
5. Step 5: Solve for x
   x = 32,837,069,017.50/222,942.72
6. Step 6: Final answer
   x = 147,289.26