Finding the Third Proportional to 4,818,280 and 7,046,142

Step by Step Solution

1. Step 1: Write the proportion equation
   4,818,280 : 7,046,142 = 7,046,142 : x
2. Step 2: Convert to fraction form
   4,818,280/7,046,142 = 7,046,142/x
3. Step 3: Cross multiply
   4,818,280x = 7,046,142 × 7,046,142
4. Step 4: Simplify right side
   4,818,280x = 49,648,117,084,164
5. Step 5: Solve for x
   x = 49,648,117,084,164/4,818,280
6. Step 6: Final answer
   x = 10,304,116.22