Finding the Third Proportional to 3,971,752 and 8,573,144

Step by Step Solution

1. Step 1: Write the proportion equation
   3,971,752 : 8,573,144 = 8,573,144 : x
2. Step 2: Convert to fraction form
   3,971,752/8,573,144 = 8,573,144/x
3. Step 3: Cross multiply
   3,971,752x = 8,573,144 × 8,573,144
4. Step 4: Simplify right side
   3,971,752x = 73,498,798,044,736
5. Step 5: Solve for x
   x = 73,498,798,044,736/3,971,752
6. Step 6: Final answer
   x = 18,505,384.54