Finding the Third Proportional to 899,388 and 1,926,288

Step by Step Solution

1. Step 1: Write the proportion equation
   899,388 : 1,926,288 = 1,926,288 : x
2. Step 2: Convert to fraction form
   899,388/1,926,288 = 1,926,288/x
3. Step 3: Cross multiply
   899,388x = 1,926,288 × 1,926,288
4. Step 4: Simplify right side
   899,388x = 3,710,585,458,944
5. Step 5: Solve for x
   x = 3,710,585,458,944/899,388
6. Step 6: Final answer
   x = 4,125,678.19