Finding the Third Proportional to 810,576 and 1,876,500

Step by Step Solution

1. Step 1: Write the proportion equation
   810,576 : 1,876,500 = 1,876,500 : x
2. Step 2: Convert to fraction form
   810,576/1,876,500 = 1,876,500/x
3. Step 3: Cross multiply
   810,576x = 1,876,500 × 1,876,500
4. Step 4: Simplify right side
   810,576x = 3,521,252,250,000
5. Step 5: Solve for x
   x = 3,521,252,250,000/810,576
6. Step 6: Final answer
   x = 4,344,135.84