Finding the Third Proportional to 517,698 and 1,060,488

Step by Step Solution

1. Step 1: Write the proportion equation
   517,698 : 1,060,488 = 1,060,488 : x
2. Step 2: Convert to fraction form
   517,698/1,060,488 = 1,060,488/x
3. Step 3: Cross multiply
   517,698x = 1,060,488 × 1,060,488
4. Step 4: Simplify right side
   517,698x = 1,124,634,798,144
5. Step 5: Solve for x
   x = 1,124,634,798,144/517,698
6. Step 6: Final answer
   x = 2,172,376.17