Finding the Fourth Proportional to 49,450.67, 74,185.37 and 19,870.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,450.67 : 74,185.37 = 19,870.82 : x
2. Step 2: Convert to fraction form
   49,450.67/74,185.37 = 19,870.82/x
3. Step 3: Cross multiply
   49,450.67x = 74,185.37 × 19,870.82
4. Step 4: Simplify right side
   49,450.67x = 1,474,124,034.55
5. Step 5: Solve for x
   x = 1,474,124,034.55/49,450.67
6. Step 6: Final answer
   x = 29,809.99