Finding the Third Proportional to 1,072,908 and 1,620,297

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,908 : 1,620,297 = 1,620,297 : x
2. Step 2: Convert to fraction form
   1,072,908/1,620,297 = 1,620,297/x
3. Step 3: Cross multiply
   1,072,908x = 1,620,297 × 1,620,297
4. Step 4: Simplify right side
   1,072,908x = 2,625,362,368,209
5. Step 5: Solve for x
   x = 2,625,362,368,209/1,072,908
6. Step 6: Final answer
   x = 2,446,959.45