Finding the Third Proportional to 345,317.63 and 814,014

Step by Step Solution

1. Step 1: Write the proportion equation
   345,317.63 : 814,014 = 814,014 : x
2. Step 2: Convert to fraction form
   345,317.63/814,014 = 814,014/x
3. Step 3: Cross multiply
   345,317.63x = 814,014 × 814,014
4. Step 4: Simplify right side
   345,317.63x = 662,618,792,196
5. Step 5: Solve for x
   x = 662,618,792,196/345,317.63
6. Step 6: Final answer
   x = 1,918,867.57