Finding the Fourth Proportional to 49,422.91, 68,233.05 and 30,585.55

Step by Step Solution

1. Step 1: Write the proportion equation
   49,422.91 : 68,233.05 = 30,585.55 : x
2. Step 2: Convert to fraction form
   49,422.91/68,233.05 = 30,585.55/x
3. Step 3: Cross multiply
   49,422.91x = 68,233.05 × 30,585.55
4. Step 4: Simplify right side
   49,422.91x = 2,086,945,362.43
5. Step 5: Solve for x
   x = 2,086,945,362.43/49,422.91
6. Step 6: Final answer
   x = 42,226.27