Finding the Third Proportional to 1,669,316 and 3,598,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,316 : 3,598,216 = 3,598,216 : x
2. Step 2: Convert to fraction form
   1,669,316/3,598,216 = 3,598,216/x
3. Step 3: Cross multiply
   1,669,316x = 3,598,216 × 3,598,216
4. Step 4: Simplify right side
   1,669,316x = 12,947,158,382,656
5. Step 5: Solve for x
   x = 12,947,158,382,656/1,669,316
6. Step 6: Final answer
   x = 7,755,966.15