Finding the Third Proportional to 40,249,328 and 86,906,112

Step by Step Solution

1. Step 1: Write the proportion equation
   40,249,328 : 86,906,112 = 86,906,112 : x
2. Step 2: Convert to fraction form
   40,249,328/86,906,112 = 86,906,112/x
3. Step 3: Cross multiply
   40,249,328x = 86,906,112 × 86,906,112
4. Step 4: Simplify right side
   40,249,328x = 7,552,672,302,956,544
5. Step 5: Solve for x
   x = 7,552,672,302,956,544/40,249,328
6. Step 6: Final answer
   x = 187,647,165.26