Finding the Fourth Proportional to 74,426.27, 111,643.05 and 30,047.48

Step by Step Solution

1. Step 1: Write the proportion equation
   74,426.27 : 111,643.05 = 30,047.48 : x
2. Step 2: Convert to fraction form
   74,426.27/111,643.05 = 30,047.48/x
3. Step 3: Cross multiply
   74,426.27x = 111,643.05 × 30,047.48
4. Step 4: Simplify right side
   74,426.27x = 3,354,591,753.80
5. Step 5: Solve for x
   x = 3,354,591,753.80/74,426.27
6. Step 6: Final answer
   x = 45,072.69