Finding the Third Proportional to 806,571 and 1,238,054.63

Step by Step Solution

1. Step 1: Write the proportion equation
   806,571 : 1,238,054.63 = 1,238,054.63 : x
2. Step 2: Convert to fraction form
   806,571/1,238,054.63 = 1,238,054.63/x
3. Step 3: Cross multiply
   806,571x = 1,238,054.63 × 1,238,054.63
4. Step 4: Simplify right side
   806,571x = 1,532,779,254,483.89
5. Step 5: Solve for x
   x = 1,532,779,254,483.89/806,571
6. Step 6: Final answer
   x = 1,900,364.95