Finding the Fourth Proportional to 84,200.42, 116,193.68 and 50,191.37

Step by Step Solution

1. Step 1: Write the proportion equation
   84,200.42 : 116,193.68 = 50,191.37 : x
2. Step 2: Convert to fraction form
   84,200.42/116,193.68 = 50,191.37/x
3. Step 3: Cross multiply
   84,200.42x = 116,193.68 × 50,191.37
4. Step 4: Simplify right side
   84,200.42x = 5,831,919,984.54
5. Step 5: Solve for x
   x = 5,831,919,984.54/84,200.42
6. Step 6: Final answer
   x = 69,262.36