Finding the Third Proportional to 1,720,155 and 2,732,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,720,155 : 2,732,784 = 2,732,784 : x
2. Step 2: Convert to fraction form
   1,720,155/2,732,784 = 2,732,784/x
3. Step 3: Cross multiply
   1,720,155x = 2,732,784 × 2,732,784
4. Step 4: Simplify right side
   1,720,155x = 7,468,108,390,656
5. Step 5: Solve for x
   x = 7,468,108,390,656/1,720,155
6. Step 6: Final answer
   x = 4,341,532.24