Finding the Third Proportional to 485,084.53 and 1,020,436.31

Step by Step Solution

1. Step 1: Write the proportion equation
   485,084.53 : 1,020,436.31 = 1,020,436.31 : x
2. Step 2: Convert to fraction form
   485,084.53/1,020,436.31 = 1,020,436.31/x
3. Step 3: Cross multiply
   485,084.53x = 1,020,436.31 × 1,020,436.31
4. Step 4: Simplify right side
   485,084.53x = 1,041,290,267,868.60
5. Step 5: Solve for x
   x = 1,041,290,267,868.60/485,084.53
6. Step 6: Final answer
   x = 2,146,616.11