Finding the Third Proportional to 4,370,440 and 8,914,220

Step by Step Solution

1. Step 1: Write the proportion equation
   4,370,440 : 8,914,220 = 8,914,220 : x
2. Step 2: Convert to fraction form
   4,370,440/8,914,220 = 8,914,220/x
3. Step 3: Cross multiply
   4,370,440x = 8,914,220 × 8,914,220
4. Step 4: Simplify right side
   4,370,440x = 79,463,318,208,400
5. Step 5: Solve for x
   x = 79,463,318,208,400/4,370,440
6. Step 6: Final answer
   x = 18,181,995.00