Finding the Fourth Proportional to 84,769.10, 116,971.39 and 50,308.49

Step by Step Solution

1. Step 1: Write the proportion equation
   84,769.10 : 116,971.39 = 50,308.49 : x
2. Step 2: Convert to fraction form
   84,769.10/116,971.39 = 50,308.49/x
3. Step 3: Cross multiply
   84,769.10x = 116,971.39 × 50,308.49
4. Step 4: Simplify right side
   84,769.10x = 5,884,654,359.42
5. Step 5: Solve for x
   x = 5,884,654,359.42/84,769.10
6. Step 6: Final answer
   x = 69,419.81