Finding the Fourth Proportional to 70,749.12, 106,146.72 and 33,816

Step by Step Solution

1. Step 1: Write the proportion equation
   70,749.12 : 106,146.72 = 33,816 : x
2. Step 2: Convert to fraction form
   70,749.12/106,146.72 = 33,816/x
3. Step 3: Cross multiply
   70,749.12x = 106,146.72 × 33,816
4. Step 4: Simplify right side
   70,749.12x = 3,589,457,483.52
5. Step 5: Solve for x
   x = 3,589,457,483.52/70,749.12
6. Step 6: Final answer
   x = 50,735.01