Finding the Third Proportional to 812,462.25 and 1,760,518.50

Step by Step Solution

1. Step 1: Write the proportion equation
   812,462.25 : 1,760,518.50 = 1,760,518.50 : x
2. Step 2: Convert to fraction form
   812,462.25/1,760,518.50 = 1,760,518.50/x
3. Step 3: Cross multiply
   812,462.25x = 1,760,518.50 × 1,760,518.50
4. Step 4: Simplify right side
   812,462.25x = 3,099,425,388,842.25
5. Step 5: Solve for x
   x = 3,099,425,388,842.25/812,462.25
6. Step 6: Final answer
   x = 3,814,854.65