Finding the Third Proportional to 28,861.50 and 45,114.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,861.50 : 45,114.75 = 45,114.75 : x
2. Step 2: Convert to fraction form
   28,861.50/45,114.75 = 45,114.75/x
3. Step 3: Cross multiply
   28,861.50x = 45,114.75 × 45,114.75
4. Step 4: Simplify right side
   28,861.50x = 2,035,340,667.56
5. Step 5: Solve for x
   x = 2,035,340,667.56/28,861.50
6. Step 6: Final answer
   x = 70,520.96