Finding the Fourth Proportional to 212,914.64, 293,822.46 and 116,118.69

Step by Step Solution

1. Step 1: Write the proportion equation
   212,914.64 : 293,822.46 = 116,118.69 : x
2. Step 2: Convert to fraction form
   212,914.64/293,822.46 = 116,118.69/x
3. Step 3: Cross multiply
   212,914.64x = 293,822.46 × 116,118.69
4. Step 4: Simplify right side
   212,914.64x = 34,118,279,147.78
5. Step 5: Solve for x
   x = 34,118,279,147.78/212,914.64
6. Step 6: Final answer
   x = 160,243.94