Finding the Fourth Proportional to 22,386.06, 30,891.18 and 12,314.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,386.06 : 30,891.18 = 12,314.93 : x
2. Step 2: Convert to fraction form
   22,386.06/30,891.18 = 12,314.93/x
3. Step 3: Cross multiply
   22,386.06x = 30,891.18 × 12,314.93
4. Step 4: Simplify right side
   22,386.06x = 380,422,564.86
5. Step 5: Solve for x
   x = 380,422,564.86/22,386.06
6. Step 6: Final answer
   x = 16,993.73