Finding the Third Proportional to 4,618,865 and 7,169,300

Step by Step Solution

1. Step 1: Write the proportion equation
   4,618,865 : 7,169,300 = 7,169,300 : x
2. Step 2: Convert to fraction form
   4,618,865/7,169,300 = 7,169,300/x
3. Step 3: Cross multiply
   4,618,865x = 7,169,300 × 7,169,300
4. Step 4: Simplify right side
   4,618,865x = 51,398,862,490,000
5. Step 5: Solve for x
   x = 51,398,862,490,000/4,618,865
6. Step 6: Final answer
   x = 11,128,028.75