Finding the Third Proportional to 21,909,028 and 34,103,618

Step by Step Solution

1. Step 1: Write the proportion equation
   21,909,028 : 34,103,618 = 34,103,618 : x
2. Step 2: Convert to fraction form
   21,909,028/34,103,618 = 34,103,618/x
3. Step 3: Cross multiply
   21,909,028x = 34,103,618 × 34,103,618
4. Step 4: Simplify right side
   21,909,028x = 1,163,056,760,689,924
5. Step 5: Solve for x
   x = 1,163,056,760,689,924/21,909,028
6. Step 6: Final answer
   x = 53,085,730.72