Finding the Fourth Proportional to 50,697.58, 69,945.33 and 30,546.88

Step by Step Solution

1. Step 1: Write the proportion equation
   50,697.58 : 69,945.33 = 30,546.88 : x
2. Step 2: Convert to fraction form
   50,697.58/69,945.33 = 30,546.88/x
3. Step 3: Cross multiply
   50,697.58x = 69,945.33 × 30,546.88
4. Step 4: Simplify right side
   50,697.58x = 2,136,611,602.07
5. Step 5: Solve for x
   x = 2,136,611,602.07/50,697.58
6. Step 6: Final answer
   x = 42,144.25