Finding the Third Proportional to 1,072,696 and 1,590,479

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,696 : 1,590,479 = 1,590,479 : x
2. Step 2: Convert to fraction form
   1,072,696/1,590,479 = 1,590,479/x
3. Step 3: Cross multiply
   1,072,696x = 1,590,479 × 1,590,479
4. Step 4: Simplify right side
   1,072,696x = 2,529,623,449,441
5. Step 5: Solve for x
   x = 2,529,623,449,441/1,072,696
6. Step 6: Final answer
   x = 2,358,192.30