Finding the Third Proportional to 1,286,572 and 1,892,435.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,572 : 1,892,435.50 = 1,892,435.50 : x
2. Step 2: Convert to fraction form
   1,286,572/1,892,435.50 = 1,892,435.50/x
3. Step 3: Cross multiply
   1,286,572x = 1,892,435.50 × 1,892,435.50
4. Step 4: Simplify right side
   1,286,572x = 3,581,312,121,660.25
5. Step 5: Solve for x
   x = 3,581,312,121,660.25/1,286,572
6. Step 6: Final answer
   x = 2,783,608.01