Finding the Fourth Proportional to 84,105.77, 126,165.94 and 30,812.22

Step by Step Solution

1. Step 1: Write the proportion equation
   84,105.77 : 126,165.94 = 30,812.22 : x
2. Step 2: Convert to fraction form
   84,105.77/126,165.94 = 30,812.22/x
3. Step 3: Cross multiply
   84,105.77x = 126,165.94 × 30,812.22
4. Step 4: Simplify right side
   84,105.77x = 3,887,452,622.76
5. Step 5: Solve for x
   x = 3,887,452,622.76/84,105.77
6. Step 6: Final answer
   x = 46,221.00