Finding the Third Proportional to 349,714.13 and 724,302

Step by Step Solution

1. Step 1: Write the proportion equation
   349,714.13 : 724,302 = 724,302 : x
2. Step 2: Convert to fraction form
   349,714.13/724,302 = 724,302/x
3. Step 3: Cross multiply
   349,714.13x = 724,302 × 724,302
4. Step 4: Simplify right side
   349,714.13x = 524,613,387,204
5. Step 5: Solve for x
   x = 524,613,387,204/349,714.13
6. Step 6: Final answer
   x = 1,500,120.67