Finding the Third Proportional to 516,046 and 797,078.50

Step by Step Solution

1. Step 1: Write the proportion equation
   516,046 : 797,078.50 = 797,078.50 : x
2. Step 2: Convert to fraction form
   516,046/797,078.50 = 797,078.50/x
3. Step 3: Cross multiply
   516,046x = 797,078.50 × 797,078.50
4. Step 4: Simplify right side
   516,046x = 635,334,135,162.25
5. Step 5: Solve for x
   x = 635,334,135,162.25/516,046
6. Step 6: Final answer
   x = 1,231,157.95