Finding the Third Proportional to 523,905 and 1,145,889

Step by Step Solution

1. Step 1: Write the proportion equation
   523,905 : 1,145,889 = 1,145,889 : x
2. Step 2: Convert to fraction form
   523,905/1,145,889 = 1,145,889/x
3. Step 3: Cross multiply
   523,905x = 1,145,889 × 1,145,889
4. Step 4: Simplify right side
   523,905x = 1,313,061,600,321
5. Step 5: Solve for x
   x = 1,313,061,600,321/523,905
6. Step 6: Final answer
   x = 2,506,297.13