Finding the Fourth Proportional to 213,644.83, 294,817.89 and 116,829.48

Step by Step Solution

1. Step 1: Write the proportion equation
   213,644.83 : 294,817.89 = 116,829.48 : x
2. Step 2: Convert to fraction form
   213,644.83/294,817.89 = 116,829.48/x
3. Step 3: Cross multiply
   213,644.83x = 294,817.89 × 116,829.48
4. Step 4: Simplify right side
   213,644.83x = 34,443,420,783.40
5. Step 5: Solve for x
   x = 34,443,420,783.40/213,644.83
6. Step 6: Final answer
   x = 161,218.13