Finding the Third Proportional to 687,090 and 1,010,083

Step by Step Solution

1. Step 1: Write the proportion equation
   687,090 : 1,010,083 = 1,010,083 : x
2. Step 2: Convert to fraction form
   687,090/1,010,083 = 1,010,083/x
3. Step 3: Cross multiply
   687,090x = 1,010,083 × 1,010,083
4. Step 4: Simplify right side
   687,090x = 1,020,267,666,889
5. Step 5: Solve for x
   x = 1,020,267,666,889/687,090
6. Step 6: Final answer
   x = 1,484,911.24