Finding the Third Proportional to 719,860 and 1,575,300

Step by Step Solution

1. Step 1: Write the proportion equation
   719,860 : 1,575,300 = 1,575,300 : x
2. Step 2: Convert to fraction form
   719,860/1,575,300 = 1,575,300/x
3. Step 3: Cross multiply
   719,860x = 1,575,300 × 1,575,300
4. Step 4: Simplify right side
   719,860x = 2,481,570,090,000
5. Step 5: Solve for x
   x = 2,481,570,090,000/719,860
6. Step 6: Final answer
   x = 3,447,295.43