Finding the Third Proportional to 30,000 and 42,736.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,000 : 42,736.50 = 42,736.50 : x
2. Step 2: Convert to fraction form
   30,000/42,736.50 = 42,736.50/x
3. Step 3: Cross multiply
   30,000x = 42,736.50 × 42,736.50
4. Step 4: Simplify right side
   30,000x = 1,826,408,432.25
5. Step 5: Solve for x
   x = 1,826,408,432.25/30,000
6. Step 6: Final answer
   x = 60,880.28