Finding the Fourth Proportional to 49,970.55, 74,918.76 and 30,244.42

Step by Step Solution

1. Step 1: Write the proportion equation
   49,970.55 : 74,918.76 = 30,244.42 : x
2. Step 2: Convert to fraction form
   49,970.55/74,918.76 = 30,244.42/x
3. Step 3: Cross multiply
   49,970.55x = 74,918.76 × 30,244.42
4. Step 4: Simplify right side
   49,970.55x = 2,265,874,443.32
5. Step 5: Solve for x
   x = 2,265,874,443.32/49,970.55
6. Step 6: Final answer
   x = 45,344.20