Finding the Third Proportional to 32,811,968 and 71,809,720

Step by Step Solution

1. Step 1: Write the proportion equation
   32,811,968 : 71,809,720 = 71,809,720 : x
2. Step 2: Convert to fraction form
   32,811,968/71,809,720 = 71,809,720/x
3. Step 3: Cross multiply
   32,811,968x = 71,809,720 × 71,809,720
4. Step 4: Simplify right side
   32,811,968x = 5,156,635,886,478,400
5. Step 5: Solve for x
   x = 5,156,635,886,478,400/32,811,968
6. Step 6: Final answer
   x = 157,157,165.53