Finding the Third Proportional to 899,218 and 1,881,569

Step by Step Solution

1. Step 1: Write the proportion equation
   899,218 : 1,881,569 = 1,881,569 : x
2. Step 2: Convert to fraction form
   899,218/1,881,569 = 1,881,569/x
3. Step 3: Cross multiply
   899,218x = 1,881,569 × 1,881,569
4. Step 4: Simplify right side
   899,218x = 3,540,301,901,761
5. Step 5: Solve for x
   x = 3,540,301,901,761/899,218
6. Step 6: Final answer
   x = 3,937,089.67