Finding the Third Proportional to 1,098,680 and 2,645,909

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,680 : 2,645,909 = 2,645,909 : x
2. Step 2: Convert to fraction form
   1,098,680/2,645,909 = 2,645,909/x
3. Step 3: Cross multiply
   1,098,680x = 2,645,909 × 2,645,909
4. Step 4: Simplify right side
   1,098,680x = 7,000,834,436,281
5. Step 5: Solve for x
   x = 7,000,834,436,281/1,098,680
6. Step 6: Final answer
   x = 6,372,041.39