Finding the Third Proportional to 1,662,178 and 3,586,796

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,178 : 3,586,796 = 3,586,796 : x
2. Step 2: Convert to fraction form
   1,662,178/3,586,796 = 3,586,796/x
3. Step 3: Cross multiply
   1,662,178x = 3,586,796 × 3,586,796
4. Step 4: Simplify right side
   1,662,178x = 12,865,105,545,616
5. Step 5: Solve for x
   x = 12,865,105,545,616/1,662,178
6. Step 6: Final answer
   x = 7,739,908.45