Finding the Third Proportional to 1,276,126 and 1,914,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,126 : 1,914,191 = 1,914,191 : x
2. Step 2: Convert to fraction form
   1,276,126/1,914,191 = 1,914,191/x
3. Step 3: Cross multiply
   1,276,126x = 1,914,191 × 1,914,191
4. Step 4: Simplify right side
   1,276,126x = 3,664,127,184,481
5. Step 5: Solve for x
   x = 3,664,127,184,481/1,276,126
6. Step 6: Final answer
   x = 2,871,289.50