Finding the Third Proportional to 1,772,820 and 2,912,571

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,820 : 2,912,571 = 2,912,571 : x
2. Step 2: Convert to fraction form
   1,772,820/2,912,571 = 2,912,571/x
3. Step 3: Cross multiply
   1,772,820x = 2,912,571 × 2,912,571
4. Step 4: Simplify right side
   1,772,820x = 8,483,069,830,041
5. Step 5: Solve for x
   x = 8,483,069,830,041/1,772,820
6. Step 6: Final answer
   x = 4,785,071.15