Finding the Third Proportional to 4,130,030 and 8,857,918

Step by Step Solution

1. Step 1: Write the proportion equation
   4,130,030 : 8,857,918 = 8,857,918 : x
2. Step 2: Convert to fraction form
   4,130,030/8,857,918 = 8,857,918/x
3. Step 3: Cross multiply
   4,130,030x = 8,857,918 × 8,857,918
4. Step 4: Simplify right side
   4,130,030x = 78,462,711,294,724
5. Step 5: Solve for x
   x = 78,462,711,294,724/4,130,030
6. Step 6: Final answer
   x = 18,998,097.18