Finding the Third Proportional to 1,145,496 and 1,698,430

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,496 : 1,698,430 = 1,698,430 : x
2. Step 2: Convert to fraction form
   1,145,496/1,698,430 = 1,698,430/x
3. Step 3: Cross multiply
   1,145,496x = 1,698,430 × 1,698,430
4. Step 4: Simplify right side
   1,145,496x = 2,884,664,464,900
5. Step 5: Solve for x
   x = 2,884,664,464,900/1,145,496
6. Step 6: Final answer
   x = 2,518,266.73