Finding the Third Proportional to 470,085 and 716,149.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,085 : 716,149.50 = 716,149.50 : x
2. Step 2: Convert to fraction form
   470,085/716,149.50 = 716,149.50/x
3. Step 3: Cross multiply
   470,085x = 716,149.50 × 716,149.50
4. Step 4: Simplify right side
   470,085x = 512,870,106,350.25
5. Step 5: Solve for x
   x = 512,870,106,350.25/470,085
6. Step 6: Final answer
   x = 1,091,015.68