Finding the Third Proportional to 1,583,663 and 2,151,601

Step by Step Solution

1. Step 1: Write the proportion equation
   1,583,663 : 2,151,601 = 2,151,601 : x
2. Step 2: Convert to fraction form
   1,583,663/2,151,601 = 2,151,601/x
3. Step 3: Cross multiply
   1,583,663x = 2,151,601 × 2,151,601
4. Step 4: Simplify right side
   1,583,663x = 4,629,386,863,201
5. Step 5: Solve for x
   x = 4,629,386,863,201/1,583,663
6. Step 6: Final answer
   x = 2,923,214.64