Finding the Third Proportional to 1,069,826 and 2,308,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,826 : 2,308,178 = 2,308,178 : x
2. Step 2: Convert to fraction form
   1,069,826/2,308,178 = 2,308,178/x
3. Step 3: Cross multiply
   1,069,826x = 2,308,178 × 2,308,178
4. Step 4: Simplify right side
   1,069,826x = 5,327,685,679,684
5. Step 5: Solve for x
   x = 5,327,685,679,684/1,069,826
6. Step 6: Final answer
   x = 4,979,955.32