Finding the Third Proportional to 2,347,389 and 5,143,113

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347,389 : 5,143,113 = 5,143,113 : x
2. Step 2: Convert to fraction form
   2,347,389/5,143,113 = 5,143,113/x
3. Step 3: Cross multiply
   2,347,389x = 5,143,113 × 5,143,113
4. Step 4: Simplify right side
   2,347,389x = 26,451,611,330,769
5. Step 5: Solve for x
   x = 26,451,611,330,769/2,347,389
6. Step 6: Final answer
   x = 11,268,524.87