Finding the Fourth Proportional to 22,179.83, 30,607.76 and 12,619.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,179.83 : 30,607.76 = 12,619.51 : x
2. Step 2: Convert to fraction form
   22,179.83/30,607.76 = 12,619.51/x
3. Step 3: Cross multiply
   22,179.83x = 30,607.76 × 12,619.51
4. Step 4: Simplify right side
   22,179.83x = 386,254,776.95
5. Step 5: Solve for x
   x = 386,254,776.95/22,179.83
6. Step 6: Final answer
   x = 17,414.69