Finding the Fourth Proportional to 50,271.30, 69,350.43 and 30,118.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,271.30 : 69,350.43 = 30,118.50 : x
2. Step 2: Convert to fraction form
   50,271.30/69,350.43 = 30,118.50/x
3. Step 3: Cross multiply
   50,271.30x = 69,350.43 × 30,118.50
4. Step 4: Simplify right side
   50,271.30x = 2,088,730,925.96
5. Step 5: Solve for x
   x = 2,088,730,925.96/50,271.30
6. Step 6: Final answer
   x = 41,549.17