Finding the Third Proportional to 435,724 and 938,190

Step by Step Solution

1. Step 1: Write the proportion equation
   435,724 : 938,190 = 938,190 : x
2. Step 2: Convert to fraction form
   435,724/938,190 = 938,190/x
3. Step 3: Cross multiply
   435,724x = 938,190 × 938,190
4. Step 4: Simplify right side
   435,724x = 880,200,476,100
5. Step 5: Solve for x
   x = 880,200,476,100/435,724
6. Step 6: Final answer
   x = 2,020,087.20