Finding the Third Proportional to 805,671 and 1,090,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   805,671 : 1,090,327.50 = 1,090,327.50 : x
2. Step 2: Convert to fraction form
   805,671/1,090,327.50 = 1,090,327.50/x
3. Step 3: Cross multiply
   805,671x = 1,090,327.50 × 1,090,327.50
4. Step 4: Simplify right side
   805,671x = 1,188,814,057,256.25
5. Step 5: Solve for x
   x = 1,188,814,057,256.25/805,671
6. Step 6: Final answer
   x = 1,475,557.71