Finding the Third Proportional to 13,009.75 and 30,700.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.75 : 30,700.75 = 30,700.75 : x
2. Step 2: Convert to fraction form
   13,009.75/30,700.75 = 30,700.75/x
3. Step 3: Cross multiply
   13,009.75x = 30,700.75 × 30,700.75
4. Step 4: Simplify right side
   13,009.75x = 942,536,050.56
5. Step 5: Solve for x
   x = 942,536,050.56/13,009.75
6. Step 6: Final answer
   x = 72,448.44