Finding the Third Proportional to 28,489.50 and 45,769.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,489.50 : 45,769.50 = 45,769.50 : x
2. Step 2: Convert to fraction form
   28,489.50/45,769.50 = 45,769.50/x
3. Step 3: Cross multiply
   28,489.50x = 45,769.50 × 45,769.50
4. Step 4: Simplify right side
   28,489.50x = 2,094,847,130.25
5. Step 5: Solve for x
   x = 2,094,847,130.25/28,489.50
6. Step 6: Final answer
   x = 73,530.50