Finding the Third Proportional to 722,636 and 1,573,954

Step by Step Solution

1. Step 1: Write the proportion equation
   722,636 : 1,573,954 = 1,573,954 : x
2. Step 2: Convert to fraction form
   722,636/1,573,954 = 1,573,954/x
3. Step 3: Cross multiply
   722,636x = 1,573,954 × 1,573,954
4. Step 4: Simplify right side
   722,636x = 2,477,331,194,116
5. Step 5: Solve for x
   x = 2,477,331,194,116/722,636
6. Step 6: Final answer
   x = 3,428,186.80