Finding the Third Proportional to 431,644.50 and 938,898

Step by Step Solution

1. Step 1: Write the proportion equation
   431,644.50 : 938,898 = 938,898 : x
2. Step 2: Convert to fraction form
   431,644.50/938,898 = 938,898/x
3. Step 3: Cross multiply
   431,644.50x = 938,898 × 938,898
4. Step 4: Simplify right side
   431,644.50x = 881,529,454,404
5. Step 5: Solve for x
   x = 881,529,454,404/431,644.50
6. Step 6: Final answer
   x = 2,042,258.05