Finding the Third Proportional to 1,662,570 and 3,573,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,570 : 3,573,780 = 3,573,780 : x
2. Step 2: Convert to fraction form
   1,662,570/3,573,780 = 3,573,780/x
3. Step 3: Cross multiply
   1,662,570x = 3,573,780 × 3,573,780
4. Step 4: Simplify right side
   1,662,570x = 12,771,903,488,400
5. Step 5: Solve for x
   x = 12,771,903,488,400/1,662,570
6. Step 6: Final answer
   x = 7,682,024.51