Finding the Third Proportional to 810,238.50 and 1,769,968.50

Step by Step Solution

1. Step 1: Write the proportion equation
   810,238.50 : 1,769,968.50 = 1,769,968.50 : x
2. Step 2: Convert to fraction form
   810,238.50/1,769,968.50 = 1,769,968.50/x
3. Step 3: Cross multiply
   810,238.50x = 1,769,968.50 × 1,769,968.50
4. Step 4: Simplify right side
   810,238.50x = 3,132,788,490,992.25
5. Step 5: Solve for x
   x = 3,132,788,490,992.25/810,238.50
6. Step 6: Final answer
   x = 3,866,501.64