Finding the Fourth Proportional to 49,658.27, 68,539.10 and 30,554.28

Step by Step Solution

1. Step 1: Write the proportion equation
   49,658.27 : 68,539.10 = 30,554.28 : x
2. Step 2: Convert to fraction form
   49,658.27/68,539.10 = 30,554.28/x
3. Step 3: Cross multiply
   49,658.27x = 68,539.10 × 30,554.28
4. Step 4: Simplify right side
   49,658.27x = 2,094,162,699.58
5. Step 5: Solve for x
   x = 2,094,162,699.58/49,658.27
6. Step 6: Final answer
   x = 42,171.48