Finding the Third Proportional to 340,196 and 744,892

Step by Step Solution

1. Step 1: Write the proportion equation
   340,196 : 744,892 = 744,892 : x
2. Step 2: Convert to fraction form
   340,196/744,892 = 744,892/x
3. Step 3: Cross multiply
   340,196x = 744,892 × 744,892
4. Step 4: Simplify right side
   340,196x = 554,864,091,664
5. Step 5: Solve for x
   x = 554,864,091,664/340,196
6. Step 6: Final answer
   x = 1,631,012.98