Finding the Third Proportional to 30,604.50 and 45,987.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,604.50 : 45,987.75 = 45,987.75 : x
2. Step 2: Convert to fraction form
   30,604.50/45,987.75 = 45,987.75/x
3. Step 3: Cross multiply
   30,604.50x = 45,987.75 × 45,987.75
4. Step 4: Simplify right side
   30,604.50x = 2,114,873,150.06
5. Step 5: Solve for x
   x = 2,114,873,150.06/30,604.50
6. Step 6: Final answer
   x = 69,103.34