Finding the Third Proportional to 4,748,652 and 9,664,986

Step by Step Solution

1. Step 1: Write the proportion equation
   4,748,652 : 9,664,986 = 9,664,986 : x
2. Step 2: Convert to fraction form
   4,748,652/9,664,986 = 9,664,986/x
3. Step 3: Cross multiply
   4,748,652x = 9,664,986 × 9,664,986
4. Step 4: Simplify right side
   4,748,652x = 93,411,954,380,196
5. Step 5: Solve for x
   x = 93,411,954,380,196/4,748,652
6. Step 6: Final answer
   x = 19,671,257.10