Finding the Fourth Proportional to 51,591.62, 71,164.83 and 34,128.73

Step by Step Solution

1. Step 1: Write the proportion equation
   51,591.62 : 71,164.83 = 34,128.73 : x
2. Step 2: Convert to fraction form
   51,591.62/71,164.83 = 34,128.73/x
3. Step 3: Cross multiply
   51,591.62x = 71,164.83 × 34,128.73
4. Step 4: Simplify right side
   51,591.62x = 2,428,765,090.65
5. Step 5: Solve for x
   x = 2,428,765,090.65/51,591.62
6. Step 6: Final answer
   x = 47,076.74