Finding the Third Proportional to 2,631,840 and 5,655,154

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,840 : 5,655,154 = 5,655,154 : x
2. Step 2: Convert to fraction form
   2,631,840/5,655,154 = 5,655,154/x
3. Step 3: Cross multiply
   2,631,840x = 5,655,154 × 5,655,154
4. Step 4: Simplify right side
   2,631,840x = 31,980,766,763,716
5. Step 5: Solve for x
   x = 31,980,766,763,716/2,631,840
6. Step 6: Final answer
   x = 12,151,485.94