Finding the Third Proportional to 4,971,600 and 7,677,188

Step by Step Solution

1. Step 1: Write the proportion equation
   4,971,600 : 7,677,188 = 7,677,188 : x
2. Step 2: Convert to fraction form
   4,971,600/7,677,188 = 7,677,188/x
3. Step 3: Cross multiply
   4,971,600x = 7,677,188 × 7,677,188
4. Step 4: Simplify right side
   4,971,600x = 58,939,215,587,344
5. Step 5: Solve for x
   x = 58,939,215,587,344/4,971,600
6. Step 6: Final answer
   x = 11,855,180.54