Finding the Fourth Proportional to 74,476.72, 111,739.38 and 30,080.62

Step by Step Solution

1. Step 1: Write the proportion equation
   74,476.72 : 111,739.38 = 30,080.62 : x
2. Step 2: Convert to fraction form
   74,476.72/111,739.38 = 30,080.62/x
3. Step 3: Cross multiply
   74,476.72x = 111,739.38 × 30,080.62
4. Step 4: Simplify right side
   74,476.72x = 3,361,189,828.82
5. Step 5: Solve for x
   x = 3,361,189,828.82/74,476.72
6. Step 6: Final answer
   x = 45,130.74