Finding the Third Proportional to 2,658,399.75 and 5,831,427.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,399.75 : 5,831,427.38 = 5,831,427.38 : x
2. Step 2: Convert to fraction form
   2,658,399.75/5,831,427.38 = 5,831,427.38/x
3. Step 3: Cross multiply
   2,658,399.75x = 5,831,427.38 × 5,831,427.38
4. Step 4: Simplify right side
   2,658,399.75x = 34,005,545,229,899.39
5. Step 5: Solve for x
   x = 34,005,545,229,899.39/2,658,399.75
6. Step 6: Final answer
   x = 12,791,735.04