Finding the Third Proportional to 1,427,308 and 2,087,380

Step by Step Solution

1. Step 1: Write the proportion equation
   1,427,308 : 2,087,380 = 2,087,380 : x
2. Step 2: Convert to fraction form
   1,427,308/2,087,380 = 2,087,380/x
3. Step 3: Cross multiply
   1,427,308x = 2,087,380 × 2,087,380
4. Step 4: Simplify right side
   1,427,308x = 4,357,155,264,400
5. Step 5: Solve for x
   x = 4,357,155,264,400/1,427,308
6. Step 6: Final answer
   x = 3,052,708.50