Finding the Third Proportional to 2,078,312 and 3,109,176

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,312 : 3,109,176 = 3,109,176 : x
2. Step 2: Convert to fraction form
   2,078,312/3,109,176 = 3,109,176/x
3. Step 3: Cross multiply
   2,078,312x = 3,109,176 × 3,109,176
4. Step 4: Simplify right side
   2,078,312x = 9,666,975,398,976
5. Step 5: Solve for x
   x = 9,666,975,398,976/2,078,312
6. Step 6: Final answer
   x = 4,651,359.08