Finding the Third Proportional to 407,902.50 and 874,851

Step by Step Solution

1. Step 1: Write the proportion equation
   407,902.50 : 874,851 = 874,851 : x
2. Step 2: Convert to fraction form
   407,902.50/874,851 = 874,851/x
3. Step 3: Cross multiply
   407,902.50x = 874,851 × 874,851
4. Step 4: Simplify right side
   407,902.50x = 765,364,272,201
5. Step 5: Solve for x
   x = 765,364,272,201/407,902.50
6. Step 6: Final answer
   x = 1,876,341.21