Finding the Fourth Proportional to 49,422.15, 68,176.89 and 30,306.40

Step by Step Solution

1. Step 1: Write the proportion equation
   49,422.15 : 68,176.89 = 30,306.40 : x
2. Step 2: Convert to fraction form
   49,422.15/68,176.89 = 30,306.40/x
3. Step 3: Cross multiply
   49,422.15x = 68,176.89 × 30,306.40
4. Step 4: Simplify right side
   49,422.15x = 2,066,196,099.10
5. Step 5: Solve for x
   x = 2,066,196,099.10/49,422.15
6. Step 6: Final answer
   x = 41,807.09