Finding the Third Proportional to 98,494,707 and 213,811,710

Step by Step Solution

1. Step 1: Write the proportion equation
   98,494,707 : 213,811,710 = 213,811,710 : x
2. Step 2: Convert to fraction form
   98,494,707/213,811,710 = 213,811,710/x
3. Step 3: Cross multiply
   98,494,707x = 213,811,710 × 213,811,710
4. Step 4: Simplify right side
   98,494,707x = 45,715,447,333,124,096
5. Step 5: Solve for x
   x = 45,715,447,333,124,096/98,494,707
6. Step 6: Final answer
   x = 464,141,157.69