Finding the Fourth Proportional to 50,229.84, 69,319.35 and 30,090

Step by Step Solution

1. Step 1: Write the proportion equation
   50,229.84 : 69,319.35 = 30,090 : x
2. Step 2: Convert to fraction form
   50,229.84/69,319.35 = 30,090/x
3. Step 3: Cross multiply
   50,229.84x = 69,319.35 × 30,090
4. Step 4: Simplify right side
   50,229.84x = 2,085,819,241.50
5. Step 5: Solve for x
   x = 2,085,819,241.50/50,229.84
6. Step 6: Final answer
   x = 41,525.50