Finding the Third Proportional to 619,157 and 1,264,554

Step by Step Solution

1. Step 1: Write the proportion equation
   619,157 : 1,264,554 = 1,264,554 : x
2. Step 2: Convert to fraction form
   619,157/1,264,554 = 1,264,554/x
3. Step 3: Cross multiply
   619,157x = 1,264,554 × 1,264,554
4. Step 4: Simplify right side
   619,157x = 1,599,096,818,916
5. Step 5: Solve for x
   x = 1,599,096,818,916/619,157
6. Step 6: Final answer
   x = 2,582,700.06