Finding the Third Proportional to 37,889,932 and 55,396,406

Step by Step Solution

1. Step 1: Write the proportion equation
   37,889,932 : 55,396,406 = 55,396,406 : x
2. Step 2: Convert to fraction form
   37,889,932/55,396,406 = 55,396,406/x
3. Step 3: Cross multiply
   37,889,932x = 55,396,406 × 55,396,406
4. Step 4: Simplify right side
   37,889,932x = 3,068,761,797,716,836
5. Step 5: Solve for x
   x = 3,068,761,797,716,836/37,889,932
6. Step 6: Final answer
   x = 80,991,483.38