Finding the Fourth Proportional to 22,340.18, 30,820.02 and 13,384.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,340.18 : 30,820.02 = 13,384.82 : x
2. Step 2: Convert to fraction form
   22,340.18/30,820.02 = 13,384.82/x
3. Step 3: Cross multiply
   22,340.18x = 30,820.02 × 13,384.82
4. Step 4: Simplify right side
   22,340.18x = 412,520,420.10
5. Step 5: Solve for x
   x = 412,520,420.10/22,340.18
6. Step 6: Final answer
   x = 18,465.40