Finding the Fourth Proportional to 51,068.36, 70,439.72 and 33,131.32

Step by Step Solution

1. Step 1: Write the proportion equation
   51,068.36 : 70,439.72 = 33,131.32 : x
2. Step 2: Convert to fraction form
   51,068.36/70,439.72 = 33,131.32/x
3. Step 3: Cross multiply
   51,068.36x = 70,439.72 × 33,131.32
4. Step 4: Simplify right side
   51,068.36x = 2,333,760,904.03
5. Step 5: Solve for x
   x = 2,333,760,904.03/51,068.36
6. Step 6: Final answer
   x = 45,698.76