Finding the Fourth Proportional to 50,656.34, 69,905.70 and 28,300.34

Step by Step Solution

1. Step 1: Write the proportion equation
   50,656.34 : 69,905.70 = 28,300.34 : x
2. Step 2: Convert to fraction form
   50,656.34/69,905.70 = 28,300.34/x
3. Step 3: Cross multiply
   50,656.34x = 69,905.70 × 28,300.34
4. Step 4: Simplify right side
   50,656.34x = 1,978,354,728.41
5. Step 5: Solve for x
   x = 1,978,354,728.41/50,656.34
6. Step 6: Final answer
   x = 39,054.44