Finding the Third Proportional to 7,329.87 and 14,931.21

Step by Step Solution

1. Step 1: Write the proportion equation
   7,329.87 : 14,931.21 = 14,931.21 : x
2. Step 2: Convert to fraction form
   7,329.87/14,931.21 = 14,931.21/x
3. Step 3: Cross multiply
   7,329.87x = 14,931.21 × 14,931.21
4. Step 4: Simplify right side
   7,329.87x = 222,941,060.06
5. Step 5: Solve for x
   x = 222,941,060.06/7,329.87
6. Step 6: Final answer
   x = 30,415.43