Finding the Third Proportional to 531,146 and 1,150,890

Step by Step Solution

1. Step 1: Write the proportion equation
   531,146 : 1,150,890 = 1,150,890 : x
2. Step 2: Convert to fraction form
   531,146/1,150,890 = 1,150,890/x
3. Step 3: Cross multiply
   531,146x = 1,150,890 × 1,150,890
4. Step 4: Simplify right side
   531,146x = 1,324,547,792,100
5. Step 5: Solve for x
   x = 1,324,547,792,100/531,146
6. Step 6: Final answer
   x = 2,493,754.62