Finding the Third Proportional to 7,517.81 and 12,074.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,517.81 : 12,074.06 = 12,074.06 : x
2. Step 2: Convert to fraction form
   7,517.81/12,074.06 = 12,074.06/x
3. Step 3: Cross multiply
   7,517.81x = 12,074.06 × 12,074.06
4. Step 4: Simplify right side
   7,517.81x = 145,782,985.25
5. Step 5: Solve for x
   x = 145,782,985.25/7,517.81
6. Step 6: Final answer
   x = 19,391.68