Finding the Third Proportional to 411,543 and 898,495.50

Step by Step Solution

1. Step 1: Write the proportion equation
   411,543 : 898,495.50 = 898,495.50 : x
2. Step 2: Convert to fraction form
   411,543/898,495.50 = 898,495.50/x
3. Step 3: Cross multiply
   411,543x = 898,495.50 × 898,495.50
4. Step 4: Simplify right side
   411,543x = 807,294,163,520.25
5. Step 5: Solve for x
   x = 807,294,163,520.25/411,543
6. Step 6: Final answer
   x = 1,961,627.74