Finding the Third Proportional to 28,039.50 and 30,408.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,039.50 : 30,408.75 = 30,408.75 : x
2. Step 2: Convert to fraction form
   28,039.50/30,408.75 = 30,408.75/x
3. Step 3: Cross multiply
   28,039.50x = 30,408.75 × 30,408.75
4. Step 4: Simplify right side
   28,039.50x = 924,692,076.56
5. Step 5: Solve for x
   x = 924,692,076.56/28,039.50
6. Step 6: Final answer
   x = 32,978.19