Finding the Third Proportional to 920,809.50 and 2,008,878

Step by Step Solution

1. Step 1: Write the proportion equation
   920,809.50 : 2,008,878 = 2,008,878 : x
2. Step 2: Convert to fraction form
   920,809.50/2,008,878 = 2,008,878/x
3. Step 3: Cross multiply
   920,809.50x = 2,008,878 × 2,008,878
4. Step 4: Simplify right side
   920,809.50x = 4,035,590,818,884
5. Step 5: Solve for x
   x = 4,035,590,818,884/920,809.50
6. Step 6: Final answer
   x = 4,382,655.50