Finding the Third Proportional to 510,147 and 1,117,260

Step by Step Solution

1. Step 1: Write the proportion equation
   510,147 : 1,117,260 = 1,117,260 : x
2. Step 2: Convert to fraction form
   510,147/1,117,260 = 1,117,260/x
3. Step 3: Cross multiply
   510,147x = 1,117,260 × 1,117,260
4. Step 4: Simplify right side
   510,147x = 1,248,269,907,600
5. Step 5: Solve for x
   x = 1,248,269,907,600/510,147
6. Step 6: Final answer
   x = 2,446,882.78