Finding the Third Proportional to 719,776 and 1,575,146

Step by Step Solution

1. Step 1: Write the proportion equation
   719,776 : 1,575,146 = 1,575,146 : x
2. Step 2: Convert to fraction form
   719,776/1,575,146 = 1,575,146/x
3. Step 3: Cross multiply
   719,776x = 1,575,146 × 1,575,146
4. Step 4: Simplify right side
   719,776x = 2,481,084,921,316
5. Step 5: Solve for x
   x = 2,481,084,921,316/719,776
6. Step 6: Final answer
   x = 3,447,023.69