Finding the Third Proportional to 1,078,897 and 1,621,113

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,897 : 1,621,113 = 1,621,113 : x
2. Step 2: Convert to fraction form
   1,078,897/1,621,113 = 1,621,113/x
3. Step 3: Cross multiply
   1,078,897x = 1,621,113 × 1,621,113
4. Step 4: Simplify right side
   1,078,897x = 2,628,007,358,769
5. Step 5: Solve for x
   x = 2,628,007,358,769/1,078,897
6. Step 6: Final answer
   x = 2,435,827.85