Finding the Fourth Proportional to 74,469.07, 111,783.18 and 30,124.81

Step by Step Solution

1. Step 1: Write the proportion equation
   74,469.07 : 111,783.18 = 30,124.81 : x
2. Step 2: Convert to fraction form
   74,469.07/111,783.18 = 30,124.81/x
3. Step 3: Cross multiply
   74,469.07x = 111,783.18 × 30,124.81
4. Step 4: Simplify right side
   74,469.07x = 3,367,446,499.78
5. Step 5: Solve for x
   x = 3,367,446,499.78/74,469.07
6. Step 6: Final answer
   x = 45,219.40