Finding the Third Proportional to 1,238,536 and 1,914,164

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,536 : 1,914,164 = 1,914,164 : x
2. Step 2: Convert to fraction form
   1,238,536/1,914,164 = 1,914,164/x
3. Step 3: Cross multiply
   1,238,536x = 1,914,164 × 1,914,164
4. Step 4: Simplify right side
   1,238,536x = 3,664,023,818,896
5. Step 5: Solve for x
   x = 3,664,023,818,896/1,238,536
6. Step 6: Final answer
   x = 2,958,350.68