Finding the Third Proportional to 719,782 and 1,575,158

Step by Step Solution

1. Step 1: Write the proportion equation
   719,782 : 1,575,158 = 1,575,158 : x
2. Step 2: Convert to fraction form
   719,782/1,575,158 = 1,575,158/x
3. Step 3: Cross multiply
   719,782x = 1,575,158 × 1,575,158
4. Step 4: Simplify right side
   719,782x = 2,481,122,724,964
5. Step 5: Solve for x
   x = 2,481,122,724,964/719,782
6. Step 6: Final answer
   x = 3,447,047.47