Finding the Third Proportional to 9,113,777 and 21,513,929

Step by Step Solution

1. Step 1: Write the proportion equation
   9,113,777 : 21,513,929 = 21,513,929 : x
2. Step 2: Convert to fraction form
   9,113,777/21,513,929 = 21,513,929/x
3. Step 3: Cross multiply
   9,113,777x = 21,513,929 × 21,513,929
4. Step 4: Simplify right side
   9,113,777x = 462,849,141,017,041
5. Step 5: Solve for x
   x = 462,849,141,017,041/9,113,777
6. Step 6: Final answer
   x = 50,785,655.72