Finding the Fourth Proportional to 49,004.98, 73,498.69 and 12,981.68

Step by Step Solution

1. Step 1: Write the proportion equation
   49,004.98 : 73,498.69 = 12,981.68 : x
2. Step 2: Convert to fraction form
   49,004.98/73,498.69 = 12,981.68/x
3. Step 3: Cross multiply
   49,004.98x = 73,498.69 × 12,981.68
4. Step 4: Simplify right side
   49,004.98x = 954,136,398.35
5. Step 5: Solve for x
   x = 954,136,398.35/49,004.98
6. Step 6: Final answer
   x = 19,470.19