Finding the Fourth Proportional to 51,475.20, 76,870.23 and 50,918.54

Step by Step Solution

1. Step 1: Write the proportion equation
   51,475.20 : 76,870.23 = 50,918.54 : x
2. Step 2: Convert to fraction form
   51,475.20/76,870.23 = 50,918.54/x
3. Step 3: Cross multiply
   51,475.20x = 76,870.23 × 50,918.54
4. Step 4: Simplify right side
   51,475.20x = 3,914,120,024.58
5. Step 5: Solve for x
   x = 3,914,120,024.58/51,475.20
6. Step 6: Final answer
   x = 76,038.95