Finding the Third Proportional to 8,130.77 and 12,196.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,130.77 : 12,196.16 = 12,196.16 : x
2. Step 2: Convert to fraction form
   8,130.77/12,196.16 = 12,196.16/x
3. Step 3: Cross multiply
   8,130.77x = 12,196.16 × 12,196.16
4. Step 4: Simplify right side
   8,130.77x = 148,746,215.36
5. Step 5: Solve for x
   x = 148,746,215.36/8,130.77
6. Step 6: Final answer
   x = 18,294.23