Finding the Third Proportional to 719,470 and 1,554,210

Step by Step Solution

1. Step 1: Write the proportion equation
   719,470 : 1,554,210 = 1,554,210 : x
2. Step 2: Convert to fraction form
   719,470/1,554,210 = 1,554,210/x
3. Step 3: Cross multiply
   719,470x = 1,554,210 × 1,554,210
4. Step 4: Simplify right side
   719,470x = 2,415,568,724,100
5. Step 5: Solve for x
   x = 2,415,568,724,100/719,470
6. Step 6: Final answer
   x = 3,357,428.00