Finding the Third Proportional to 989,474 and 1,503,091

Step by Step Solution

1. Step 1: Write the proportion equation
   989,474 : 1,503,091 = 1,503,091 : x
2. Step 2: Convert to fraction form
   989,474/1,503,091 = 1,503,091/x
3. Step 3: Cross multiply
   989,474x = 1,503,091 × 1,503,091
4. Step 4: Simplify right side
   989,474x = 2,259,282,554,281
5. Step 5: Solve for x
   x = 2,259,282,554,281/989,474
6. Step 6: Final answer
   x = 2,283,316.75