Finding the Third Proportional to 426,789 and 893,031.75

Step by Step Solution

1. Step 1: Write the proportion equation
   426,789 : 893,031.75 = 893,031.75 : x
2. Step 2: Convert to fraction form
   426,789/893,031.75 = 893,031.75/x
3. Step 3: Cross multiply
   426,789x = 893,031.75 × 893,031.75
4. Step 4: Simplify right side
   426,789x = 797,505,706,508.06
5. Step 5: Solve for x
   x = 797,505,706,508.06/426,789
6. Step 6: Final answer
   x = 1,868,618.23