Finding the Third Proportional to 4,340,344 and 9,427,928

Step by Step Solution

1. Step 1: Write the proportion equation
   4,340,344 : 9,427,928 = 9,427,928 : x
2. Step 2: Convert to fraction form
   4,340,344/9,427,928 = 9,427,928/x
3. Step 3: Cross multiply
   4,340,344x = 9,427,928 × 9,427,928
4. Step 4: Simplify right side
   4,340,344x = 88,885,826,373,184
5. Step 5: Solve for x
   x = 88,885,826,373,184/4,340,344
6. Step 6: Final answer
   x = 20,478,981.94