Finding the Third Proportional to 693,174 and 1,489,488

Step by Step Solution

1. Step 1: Write the proportion equation
   693,174 : 1,489,488 = 1,489,488 : x
2. Step 2: Convert to fraction form
   693,174/1,489,488 = 1,489,488/x
3. Step 3: Cross multiply
   693,174x = 1,489,488 × 1,489,488
4. Step 4: Simplify right side
   693,174x = 2,218,574,502,144
5. Step 5: Solve for x
   x = 2,218,574,502,144/693,174
6. Step 6: Final answer
   x = 3,200,602.59