Finding the Third Proportional to 7,989.81 and 14,980.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,989.81 : 14,980.10 = 14,980.10 : x
2. Step 2: Convert to fraction form
   7,989.81/14,980.10 = 14,980.10/x
3. Step 3: Cross multiply
   7,989.81x = 14,980.10 × 14,980.10
4. Step 4: Simplify right side
   7,989.81x = 224,403,267.27
5. Step 5: Solve for x
   x = 224,403,267.27/7,989.81
6. Step 6: Final answer
   x = 28,086.18