Finding the Fourth Proportional to 22,418.19, 30,937.34 and 12,346.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,418.19 : 30,937.34 = 12,346.83 : x
2. Step 2: Convert to fraction form
   22,418.19/30,937.34 = 12,346.83/x
3. Step 3: Cross multiply
   22,418.19x = 30,937.34 × 12,346.83
4. Step 4: Simplify right side
   22,418.19x = 381,978,015.90
5. Step 5: Solve for x
   x = 381,978,015.90/22,418.19
6. Step 6: Final answer
   x = 17,038.75