Finding the Third Proportional to 14,080 and 30,870.75

Step by Step Solution

1. Step 1: Write the proportion equation
   14,080 : 30,870.75 = 30,870.75 : x
2. Step 2: Convert to fraction form
   14,080/30,870.75 = 30,870.75/x
3. Step 3: Cross multiply
   14,080x = 30,870.75 × 30,870.75
4. Step 4: Simplify right side
   14,080x = 953,003,205.56
5. Step 5: Solve for x
   x = 953,003,205.56/14,080
6. Step 6: Final answer
   x = 67,684.89