Finding the Fourth Proportional to 34,498.61, 51,716.74 and 12,306.71

Step by Step Solution

1. Step 1: Write the proportion equation
   34,498.61 : 51,716.74 = 12,306.71 : x
2. Step 2: Convert to fraction form
   34,498.61/51,716.74 = 12,306.71/x
3. Step 3: Cross multiply
   34,498.61x = 51,716.74 × 12,306.71
4. Step 4: Simplify right side
   34,498.61x = 636,462,862.86
5. Step 5: Solve for x
   x = 636,462,862.86/34,498.61
6. Step 6: Final answer
   x = 18,448.94