Finding the Third Proportional to 14,648,740 and 31,819,400

Step by Step Solution

1. Step 1: Write the proportion equation
   14,648,740 : 31,819,400 = 31,819,400 : x
2. Step 2: Convert to fraction form
   14,648,740/31,819,400 = 31,819,400/x
3. Step 3: Cross multiply
   14,648,740x = 31,819,400 × 31,819,400
4. Step 4: Simplify right side
   14,648,740x = 1,012,474,216,360,000
5. Step 5: Solve for x
   x = 1,012,474,216,360,000/14,648,740
6. Step 6: Final answer
   x = 69,116,812.53