Finding the Fourth Proportional to 74,606.86, 111,898.14 and 30,231.82

Step by Step Solution

1. Step 1: Write the proportion equation
   74,606.86 : 111,898.14 = 30,231.82 : x
2. Step 2: Convert to fraction form
   74,606.86/111,898.14 = 30,231.82/x
3. Step 3: Cross multiply
   74,606.86x = 111,898.14 × 30,231.82
4. Step 4: Simplify right side
   74,606.86x = 3,382,884,426.81
5. Step 5: Solve for x
   x = 3,382,884,426.81/74,606.86
6. Step 6: Final answer
   x = 45,342.81