Finding the Third Proportional to 1,122,308 and 2,402,188

Step by Step Solution

1. Step 1: Write the proportion equation
   1,122,308 : 2,402,188 = 2,402,188 : x
2. Step 2: Convert to fraction form
   1,122,308/2,402,188 = 2,402,188/x
3. Step 3: Cross multiply
   1,122,308x = 2,402,188 × 2,402,188
4. Step 4: Simplify right side
   1,122,308x = 5,770,507,187,344
5. Step 5: Solve for x
   x = 5,770,507,187,344/1,122,308
6. Step 6: Final answer
   x = 5,141,643.10