Finding the Third Proportional to 559,308 and 1,211,928

Step by Step Solution

1. Step 1: Write the proportion equation
   559,308 : 1,211,928 = 1,211,928 : x
2. Step 2: Convert to fraction form
   559,308/1,211,928 = 1,211,928/x
3. Step 3: Cross multiply
   559,308x = 1,211,928 × 1,211,928
4. Step 4: Simplify right side
   559,308x = 1,468,769,477,184
5. Step 5: Solve for x
   x = 1,468,769,477,184/559,308
6. Step 6: Final answer
   x = 2,626,047.68