Finding the Fourth Proportional to 50,071.72, 69,098.34 and 30,199.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,071.72 : 69,098.34 = 30,199.72 : x
2. Step 2: Convert to fraction form
   50,071.72/69,098.34 = 30,199.72/x
3. Step 3: Cross multiply
   50,071.72x = 69,098.34 × 30,199.72
4. Step 4: Simplify right side
   50,071.72x = 2,086,750,520.46
5. Step 5: Solve for x
   x = 2,086,750,520.46/50,071.72
6. Step 6: Final answer
   x = 41,675.23