Finding the Fourth Proportional to 222,687.34, 334,086.37 and 64,917.18

Step by Step Solution

1. Step 1: Write the proportion equation
   222,687.34 : 334,086.37 = 64,917.18 : x
2. Step 2: Convert to fraction form
   222,687.34/334,086.37 = 64,917.18/x
3. Step 3: Cross multiply
   222,687.34x = 334,086.37 × 64,917.18
4. Step 4: Simplify right side
   222,687.34x = 21,687,945,016.84
5. Step 5: Solve for x
   x = 21,687,945,016.84/222,687.34
6. Step 6: Final answer
   x = 97,391.91