Finding the Fourth Proportional to 84,200.58, 116,144.82 and 50,186.16

Step by Step Solution

1. Step 1: Write the proportion equation
   84,200.58 : 116,144.82 = 50,186.16 : x
2. Step 2: Convert to fraction form
   84,200.58/116,144.82 = 50,186.16/x
3. Step 3: Cross multiply
   84,200.58x = 116,144.82 × 50,186.16
4. Step 4: Simplify right side
   84,200.58x = 5,828,862,519.69
5. Step 5: Solve for x
   x = 5,828,862,519.69/84,200.58
6. Step 6: Final answer
   x = 69,225.92