Finding the Third Proportional to 7,690.50 and 12,048.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,690.50 : 12,048.19 = 12,048.19 : x
2. Step 2: Convert to fraction form
   7,690.50/12,048.19 = 12,048.19/x
3. Step 3: Cross multiply
   7,690.50x = 12,048.19 × 12,048.19
4. Step 4: Simplify right side
   7,690.50x = 145,158,822.04
5. Step 5: Solve for x
   x = 145,158,822.04/7,690.50
6. Step 6: Final answer
   x = 18,875.08