Finding the Third Proportional to 403,842 and 881,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,842 : 881,028.50 = 881,028.50 : x
2. Step 2: Convert to fraction form
   403,842/881,028.50 = 881,028.50/x
3. Step 3: Cross multiply
   403,842x = 881,028.50 × 881,028.50
4. Step 4: Simplify right side
   403,842x = 776,211,217,812.25
5. Step 5: Solve for x
   x = 776,211,217,812.25/403,842
6. Step 6: Final answer
   x = 1,922,066.59