Finding the Fourth Proportional to 16,384.60, 22,587.82 and 13,856.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,384.60 : 22,587.82 = 13,856.54 : x
2. Step 2: Convert to fraction form
   16,384.60/22,587.82 = 13,856.54/x
3. Step 3: Cross multiply
   16,384.60x = 22,587.82 × 13,856.54
4. Step 4: Simplify right side
   16,384.60x = 312,989,031.34
5. Step 5: Solve for x
   x = 312,989,031.34/16,384.60
6. Step 6: Final answer
   x = 19,102.63