Finding the Third Proportional to 684,057.38 and 1,499,456.25

Step by Step Solution

1. Step 1: Write the proportion equation
   684,057.38 : 1,499,456.25 = 1,499,456.25 : x
2. Step 2: Convert to fraction form
   684,057.38/1,499,456.25 = 1,499,456.25/x
3. Step 3: Cross multiply
   684,057.38x = 1,499,456.25 × 1,499,456.25
4. Step 4: Simplify right side
   684,057.38x = 2,248,369,045,664.06
5. Step 5: Solve for x
   x = 2,248,369,045,664.06/684,057.38
6. Step 6: Final answer
   x = 3,286,813.54