Finding the Third Proportional to 2,102,388 and 4,611,720

Step by Step Solution

1. Step 1: Write the proportion equation
   2,102,388 : 4,611,720 = 4,611,720 : x
2. Step 2: Convert to fraction form
   2,102,388/4,611,720 = 4,611,720/x
3. Step 3: Cross multiply
   2,102,388x = 4,611,720 × 4,611,720
4. Step 4: Simplify right side
   2,102,388x = 21,267,961,358,400
5. Step 5: Solve for x
   x = 21,267,961,358,400/2,102,388
6. Step 6: Final answer
   x = 10,116,097.20