Finding the Third Proportional to 1,691,656 and 3,549,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,656 : 3,549,378 = 3,549,378 : x
2. Step 2: Convert to fraction form
   1,691,656/3,549,378 = 3,549,378/x
3. Step 3: Cross multiply
   1,691,656x = 3,549,378 × 3,549,378
4. Step 4: Simplify right side
   1,691,656x = 12,598,084,186,884
5. Step 5: Solve for x
   x = 12,598,084,186,884/1,691,656
6. Step 6: Final answer
   x = 7,447,190.32