Finding the Third Proportional to 623,173 and 1,017,488

Step by Step Solution

1. Step 1: Write the proportion equation
   623,173 : 1,017,488 = 1,017,488 : x
2. Step 2: Convert to fraction form
   623,173/1,017,488 = 1,017,488/x
3. Step 3: Cross multiply
   623,173x = 1,017,488 × 1,017,488
4. Step 4: Simplify right side
   623,173x = 1,035,281,830,144
5. Step 5: Solve for x
   x = 1,035,281,830,144/623,173
6. Step 6: Final answer
   x = 1,661,307.26