Finding the Third Proportional to 1,620,140 and 3,750,756

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,140 : 3,750,756 = 3,750,756 : x
2. Step 2: Convert to fraction form
   1,620,140/3,750,756 = 3,750,756/x
3. Step 3: Cross multiply
   1,620,140x = 3,750,756 × 3,750,756
4. Step 4: Simplify right side
   1,620,140x = 14,068,170,571,536
5. Step 5: Solve for x
   x = 14,068,170,571,536/1,620,140
6. Step 6: Final answer
   x = 8,683,305.50