Finding the Third Proportional to 456,450.50 and 985,071.50

Step by Step Solution

1. Step 1: Write the proportion equation
   456,450.50 : 985,071.50 = 985,071.50 : x
2. Step 2: Convert to fraction form
   456,450.50/985,071.50 = 985,071.50/x
3. Step 3: Cross multiply
   456,450.50x = 985,071.50 × 985,071.50
4. Step 4: Simplify right side
   456,450.50x = 970,365,860,112.25
5. Step 5: Solve for x
   x = 970,365,860,112.25/456,450.50
6. Step 6: Final answer
   x = 2,125,895.05