Finding the Third Proportional to 907,978 and 1,374,591

Step by Step Solution

1. Step 1: Write the proportion equation
   907,978 : 1,374,591 = 1,374,591 : x
2. Step 2: Convert to fraction form
   907,978/1,374,591 = 1,374,591/x
3. Step 3: Cross multiply
   907,978x = 1,374,591 × 1,374,591
4. Step 4: Simplify right side
   907,978x = 1,889,500,417,281
5. Step 5: Solve for x
   x = 1,889,500,417,281/907,978
6. Step 6: Final answer
   x = 2,080,998.02