Finding the Third Proportional to 12,484.76 and 18,856.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484.76 : 18,856.23 = 18,856.23 : x
2. Step 2: Convert to fraction form
   12,484.76/18,856.23 = 18,856.23/x
3. Step 3: Cross multiply
   12,484.76x = 18,856.23 × 18,856.23
4. Step 4: Simplify right side
   12,484.76x = 355,557,427.49
5. Step 5: Solve for x
   x = 355,557,427.49/12,484.76
6. Step 6: Final answer
   x = 28,479.32