Finding the Third Proportional to 1,945,312 and 2,910,192

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,312 : 2,910,192 = 2,910,192 : x
2. Step 2: Convert to fraction form
   1,945,312/2,910,192 = 2,910,192/x
3. Step 3: Cross multiply
   1,945,312x = 2,910,192 × 2,910,192
4. Step 4: Simplify right side
   1,945,312x = 8,469,217,476,864
5. Step 5: Solve for x
   x = 8,469,217,476,864/1,945,312
6. Step 6: Final answer
   x = 4,353,655.08