Finding the Third Proportional to 39,162,036 and 55,051,406

Step by Step Solution

1. Step 1: Write the proportion equation
   39,162,036 : 55,051,406 = 55,051,406 : x
2. Step 2: Convert to fraction form
   39,162,036/55,051,406 = 55,051,406/x
3. Step 3: Cross multiply
   39,162,036x = 55,051,406 × 55,051,406
4. Step 4: Simplify right side
   39,162,036x = 3,030,657,302,576,836
5. Step 5: Solve for x
   x = 3,030,657,302,576,836/39,162,036
6. Step 6: Final answer
   x = 77,387,633.84