Finding the Third Proportional to 719,878 and 1,575,350

Step by Step Solution

1. Step 1: Write the proportion equation
   719,878 : 1,575,350 = 1,575,350 : x
2. Step 2: Convert to fraction form
   719,878/1,575,350 = 1,575,350/x
3. Step 3: Cross multiply
   719,878x = 1,575,350 × 1,575,350
4. Step 4: Simplify right side
   719,878x = 2,481,727,622,500
5. Step 5: Solve for x
   x = 2,481,727,622,500/719,878
6. Step 6: Final answer
   x = 3,447,428.07