Finding the Third Proportional to 928,866 and 1,308,039.50

Step by Step Solution

1. Step 1: Write the proportion equation
   928,866 : 1,308,039.50 = 1,308,039.50 : x
2. Step 2: Convert to fraction form
   928,866/1,308,039.50 = 1,308,039.50/x
3. Step 3: Cross multiply
   928,866x = 1,308,039.50 × 1,308,039.50
4. Step 4: Simplify right side
   928,866x = 1,710,967,333,560.25
5. Step 5: Solve for x
   x = 1,710,967,333,560.25/928,866
6. Step 6: Final answer
   x = 1,841,995.87