Finding the Third Proportional to 1,111,303 and 1,721,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,303 : 1,721,866.50 = 1,721,866.50 : x
2. Step 2: Convert to fraction form
   1,111,303/1,721,866.50 = 1,721,866.50/x
3. Step 3: Cross multiply
   1,111,303x = 1,721,866.50 × 1,721,866.50
4. Step 4: Simplify right side
   1,111,303x = 2,964,824,243,822.25
5. Step 5: Solve for x
   x = 2,964,824,243,822.25/1,111,303
6. Step 6: Final answer
   x = 2,667,881.08