Finding the Third Proportional to 516,328 and 1,118,434

Step by Step Solution

1. Step 1: Write the proportion equation
   516,328 : 1,118,434 = 1,118,434 : x
2. Step 2: Convert to fraction form
   516,328/1,118,434 = 1,118,434/x
3. Step 3: Cross multiply
   516,328x = 1,118,434 × 1,118,434
4. Step 4: Simplify right side
   516,328x = 1,250,894,612,356
5. Step 5: Solve for x
   x = 1,250,894,612,356/516,328
6. Step 6: Final answer
   x = 2,422,674.37