Finding the Third Proportional to 9,787,566 and 21,565,788

Step by Step Solution

1. Step 1: Write the proportion equation
   9,787,566 : 21,565,788 = 21,565,788 : x
2. Step 2: Convert to fraction form
   9,787,566/21,565,788 = 21,565,788/x
3. Step 3: Cross multiply
   9,787,566x = 21,565,788 × 21,565,788
4. Step 4: Simplify right side
   9,787,566x = 465,083,212,060,944
5. Step 5: Solve for x
   x = 465,083,212,060,944/9,787,566
6. Step 6: Final answer
   x = 47,517,759.99