Finding the Third Proportional to 5,671,602 and 8,717,652

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671,602 : 8,717,652 = 8,717,652 : x
2. Step 2: Convert to fraction form
   5,671,602/8,717,652 = 8,717,652/x
3. Step 3: Cross multiply
   5,671,602x = 8,717,652 × 8,717,652
4. Step 4: Simplify right side
   5,671,602x = 75,997,456,393,104
5. Step 5: Solve for x
   x = 75,997,456,393,104/5,671,602
6. Step 6: Final answer
   x = 13,399,645.53