Finding the Fourth Proportional to 49,247.91, 67,964.67 and 30,121.69

Step by Step Solution

1. Step 1: Write the proportion equation
   49,247.91 : 67,964.67 = 30,121.69 : x
2. Step 2: Convert to fraction form
   49,247.91/67,964.67 = 30,121.69/x
3. Step 3: Cross multiply
   49,247.91x = 67,964.67 × 30,121.69
4. Step 4: Simplify right side
   49,247.91x = 2,047,210,437.82
5. Step 5: Solve for x
   x = 2,047,210,437.82/49,247.91
6. Step 6: Final answer
   x = 41,569.49