Finding the Third Proportional to 1,640,106 and 3,549,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,106 : 3,549,780 = 3,549,780 : x
2. Step 2: Convert to fraction form
   1,640,106/3,549,780 = 3,549,780/x
3. Step 3: Cross multiply
   1,640,106x = 3,549,780 × 3,549,780
4. Step 4: Simplify right side
   1,640,106x = 12,600,938,048,400
5. Step 5: Solve for x
   x = 12,600,938,048,400/1,640,106
6. Step 6: Final answer
   x = 7,683,002.23