Finding the Third Proportional to 2,175,655 and 4,712,900

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,655 : 4,712,900 = 4,712,900 : x
2. Step 2: Convert to fraction form
   2,175,655/4,712,900 = 4,712,900/x
3. Step 3: Cross multiply
   2,175,655x = 4,712,900 × 4,712,900
4. Step 4: Simplify right side
   2,175,655x = 22,211,426,410,000
5. Step 5: Solve for x
   x = 22,211,426,410,000/2,175,655
6. Step 6: Final answer
   x = 10,209,075.62