Finding the Third Proportional to 1,239,776 and 1,914,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,239,776 : 1,914,936 = 1,914,936 : x
2. Step 2: Convert to fraction form
   1,239,776/1,914,936 = 1,914,936/x
3. Step 3: Cross multiply
   1,239,776x = 1,914,936 × 1,914,936
4. Step 4: Simplify right side
   1,239,776x = 3,666,979,884,096
5. Step 5: Solve for x
   x = 3,666,979,884,096/1,239,776
6. Step 6: Final answer
   x = 2,957,776.15