Finding the Third Proportional to 366,870.50 and 800,991

Step by Step Solution

1. Step 1: Write the proportion equation
   366,870.50 : 800,991 = 800,991 : x
2. Step 2: Convert to fraction form
   366,870.50/800,991 = 800,991/x
3. Step 3: Cross multiply
   366,870.50x = 800,991 × 800,991
4. Step 4: Simplify right side
   366,870.50x = 641,586,582,081
5. Step 5: Solve for x
   x = 641,586,582,081/366,870.50
6. Step 6: Final answer
   x = 1,748,809.41