Finding the Third Proportional to 456,451 and 985,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   456,451 : 985,072.50 = 985,072.50 : x
2. Step 2: Convert to fraction form
   456,451/985,072.50 = 985,072.50/x
3. Step 3: Cross multiply
   456,451x = 985,072.50 × 985,072.50
4. Step 4: Simplify right side
   456,451x = 970,367,830,256.25
5. Step 5: Solve for x
   x = 970,367,830,256.25/456,451
6. Step 6: Final answer
   x = 2,125,897.04