Finding the Fourth Proportional to 50,726.39, 70,024.83 and 30,315.65

Step by Step Solution

1. Step 1: Write the proportion equation
   50,726.39 : 70,024.83 = 30,315.65 : x
2. Step 2: Convert to fraction form
   50,726.39/70,024.83 = 30,315.65/x
3. Step 3: Cross multiply
   50,726.39x = 70,024.83 × 30,315.65
4. Step 4: Simplify right side
   50,726.39x = 2,122,848,237.59
5. Step 5: Solve for x
   x = 2,122,848,237.59/50,726.39
6. Step 6: Final answer
   x = 41,848.99