Finding the Third Proportional to 1,217,626 and 1,939,190

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,626 : 1,939,190 = 1,939,190 : x
2. Step 2: Convert to fraction form
   1,217,626/1,939,190 = 1,939,190/x
3. Step 3: Cross multiply
   1,217,626x = 1,939,190 × 1,939,190
4. Step 4: Simplify right side
   1,217,626x = 3,760,457,856,100
5. Step 5: Solve for x
   x = 3,760,457,856,100/1,217,626
6. Step 6: Final answer
   x = 3,088,352.13