Finding the Third Proportional to 899,216 and 1,881,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   899,216 : 1,881,564.50 = 1,881,564.50 : x
2. Step 2: Convert to fraction form
   899,216/1,881,564.50 = 1,881,564.50/x
3. Step 3: Cross multiply
   899,216x = 1,881,564.50 × 1,881,564.50
4. Step 4: Simplify right side
   899,216x = 3,540,284,967,660.25
5. Step 5: Solve for x
   x = 3,540,284,967,660.25/899,216
6. Step 6: Final answer
   x = 3,937,079.60