Finding the Fourth Proportional to 49,060.69, 67,694.50 and 28,923.89

Step by Step Solution

1. Step 1: Write the proportion equation
   49,060.69 : 67,694.50 = 28,923.89 : x
2. Step 2: Convert to fraction form
   49,060.69/67,694.50 = 28,923.89/x
3. Step 3: Cross multiply
   49,060.69x = 67,694.50 × 28,923.89
4. Step 4: Simplify right side
   49,060.69x = 1,957,988,271.61
5. Step 5: Solve for x
   x = 1,957,988,271.61/49,060.69
6. Step 6: Final answer
   x = 39,909.51