Finding the Third Proportional to 48,789,491 and 65,043,816

Step by Step Solution

1. Step 1: Write the proportion equation
   48,789,491 : 65,043,816 = 65,043,816 : x
2. Step 2: Convert to fraction form
   48,789,491/65,043,816 = 65,043,816/x
3. Step 3: Cross multiply
   48,789,491x = 65,043,816 × 65,043,816
4. Step 4: Simplify right side
   48,789,491x = 4,230,697,999,841,856
5. Step 5: Solve for x
   x = 4,230,697,999,841,856/48,789,491
6. Step 6: Final answer
   x = 86,713,304.71