Finding the Third Proportional to 517,599 and 1,131,426

Step by Step Solution

1. Step 1: Write the proportion equation
   517,599 : 1,131,426 = 1,131,426 : x
2. Step 2: Convert to fraction form
   517,599/1,131,426 = 1,131,426/x
3. Step 3: Cross multiply
   517,599x = 1,131,426 × 1,131,426
4. Step 4: Simplify right side
   517,599x = 1,280,124,793,476
5. Step 5: Solve for x
   x = 1,280,124,793,476/517,599
6. Step 6: Final answer
   x = 2,473,197.96