Finding the Third Proportional to 610,541 and 897,517.50

Step by Step Solution

1. Step 1: Write the proportion equation
   610,541 : 897,517.50 = 897,517.50 : x
2. Step 2: Convert to fraction form
   610,541/897,517.50 = 897,517.50/x
3. Step 3: Cross multiply
   610,541x = 897,517.50 × 897,517.50
4. Step 4: Simplify right side
   610,541x = 805,537,662,806.25
5. Step 5: Solve for x
   x = 805,537,662,806.25/610,541
6. Step 6: Final answer
   x = 1,319,383.40