Finding the Third Proportional to 30,684,966 and 65,153,928

Step by Step Solution

1. Step 1: Write the proportion equation
   30,684,966 : 65,153,928 = 65,153,928 : x
2. Step 2: Convert to fraction form
   30,684,966/65,153,928 = 65,153,928/x
3. Step 3: Cross multiply
   30,684,966x = 65,153,928 × 65,153,928
4. Step 4: Simplify right side
   30,684,966x = 4,245,034,333,829,184
5. Step 5: Solve for x
   x = 4,245,034,333,829,184/30,684,966
6. Step 6: Final answer
   x = 138,342,481.26