Finding the Third Proportional to 817,028 and 1,731,208

Step by Step Solution

1. Step 1: Write the proportion equation
   817,028 : 1,731,208 = 1,731,208 : x
2. Step 2: Convert to fraction form
   817,028/1,731,208 = 1,731,208/x
3. Step 3: Cross multiply
   817,028x = 1,731,208 × 1,731,208
4. Step 4: Simplify right side
   817,028x = 2,997,081,139,264
5. Step 5: Solve for x
   x = 2,997,081,139,264/817,028
6. Step 6: Final answer
   x = 3,668,272.25