Finding the Fourth Proportional to 49,124.27, 67,791.53 and 28,981.40

Step by Step Solution

1. Step 1: Write the proportion equation
   49,124.27 : 67,791.53 = 28,981.40 : x
2. Step 2: Convert to fraction form
   49,124.27/67,791.53 = 28,981.40/x
3. Step 3: Cross multiply
   49,124.27x = 67,791.53 × 28,981.40
4. Step 4: Simplify right side
   49,124.27x = 1,964,693,181.04
5. Step 5: Solve for x
   x = 1,964,693,181.04/49,124.27
6. Step 6: Final answer
   x = 39,994.35