Finding the Third Proportional to 8,314,928 and 17,778,972

Step by Step Solution

1. Step 1: Write the proportion equation
   8,314,928 : 17,778,972 = 17,778,972 : x
2. Step 2: Convert to fraction form
   8,314,928/17,778,972 = 17,778,972/x
3. Step 3: Cross multiply
   8,314,928x = 17,778,972 × 17,778,972
4. Step 4: Simplify right side
   8,314,928x = 316,091,845,376,784
5. Step 5: Solve for x
   x = 316,091,845,376,784/8,314,928
6. Step 6: Final answer
   x = 38,014,982.86