Finding the Third Proportional to 9,885,540 and 21,527,784

Step by Step Solution

1. Step 1: Write the proportion equation
   9,885,540 : 21,527,784 = 21,527,784 : x
2. Step 2: Convert to fraction form
   9,885,540/21,527,784 = 21,527,784/x
3. Step 3: Cross multiply
   9,885,540x = 21,527,784 × 21,527,784
4. Step 4: Simplify right side
   9,885,540x = 463,445,483,950,656
5. Step 5: Solve for x
   x = 463,445,483,950,656/9,885,540
6. Step 6: Final answer
   x = 46,881,150.04