Finding the Third Proportional to 917,602 and 2,021,826

Step by Step Solution

1. Step 1: Write the proportion equation
   917,602 : 2,021,826 = 2,021,826 : x
2. Step 2: Convert to fraction form
   917,602/2,021,826 = 2,021,826/x
3. Step 3: Cross multiply
   917,602x = 2,021,826 × 2,021,826
4. Step 4: Simplify right side
   917,602x = 4,087,780,374,276
5. Step 5: Solve for x
   x = 4,087,780,374,276/917,602
6. Step 6: Final answer
   x = 4,454,851.20