Finding the Third Proportional to 683,572 and 1,472,328

Step by Step Solution

1. Step 1: Write the proportion equation
   683,572 : 1,472,328 = 1,472,328 : x
2. Step 2: Convert to fraction form
   683,572/1,472,328 = 1,472,328/x
3. Step 3: Cross multiply
   683,572x = 1,472,328 × 1,472,328
4. Step 4: Simplify right side
   683,572x = 2,167,749,739,584
5. Step 5: Solve for x
   x = 2,167,749,739,584/683,572
6. Step 6: Final answer
   x = 3,171,209.09