Finding the Fourth Proportional to 35,574.98, 49,089.30 and 19,658.48

Step by Step Solution

1. Step 1: Write the proportion equation
   35,574.98 : 49,089.30 = 19,658.48 : x
2. Step 2: Convert to fraction form
   35,574.98/49,089.30 = 19,658.48/x
3. Step 3: Cross multiply
   35,574.98x = 49,089.30 × 19,658.48
4. Step 4: Simplify right side
   35,574.98x = 965,021,071.27
5. Step 5: Solve for x
   x = 965,021,071.27/35,574.98
6. Step 6: Final answer
   x = 27,126.40