Finding the Third Proportional to 2,238,840 and 4,831,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,840 : 4,831,488 = 4,831,488 : x
2. Step 2: Convert to fraction form
   2,238,840/4,831,488 = 4,831,488/x
3. Step 3: Cross multiply
   2,238,840x = 4,831,488 × 4,831,488
4. Step 4: Simplify right side
   2,238,840x = 23,343,276,294,144
5. Step 5: Solve for x
   x = 23,343,276,294,144/2,238,840
6. Step 6: Final answer
   x = 10,426,504.93