Finding the Third Proportional to 359,856 and 775,070.25

Step by Step Solution

1. Step 1: Write the proportion equation
   359,856 : 775,070.25 = 775,070.25 : x
2. Step 2: Convert to fraction form
   359,856/775,070.25 = 775,070.25/x
3. Step 3: Cross multiply
   359,856x = 775,070.25 × 775,070.25
4. Step 4: Simplify right side
   359,856x = 600,733,892,435.06
5. Step 5: Solve for x
   x = 600,733,892,435.06/359,856
6. Step 6: Final answer
   x = 1,669,373.01