Finding the Third Proportional to 590,788 and 1,296,454

Step by Step Solution

1. Step 1: Write the proportion equation
   590,788 : 1,296,454 = 1,296,454 : x
2. Step 2: Convert to fraction form
   590,788/1,296,454 = 1,296,454/x
3. Step 3: Cross multiply
   590,788x = 1,296,454 × 1,296,454
4. Step 4: Simplify right side
   590,788x = 1,680,792,974,116
5. Step 5: Solve for x
   x = 1,680,792,974,116/590,788
6. Step 6: Final answer
   x = 2,845,001.89