Finding the Third Proportional to 39,880,752 and 86,567,858

Step by Step Solution

1. Step 1: Write the proportion equation
   39,880,752 : 86,567,858 = 86,567,858 : x
2. Step 2: Convert to fraction form
   39,880,752/86,567,858 = 86,567,858/x
3. Step 3: Cross multiply
   39,880,752x = 86,567,858 × 86,567,858
4. Step 4: Simplify right side
   39,880,752x = 7,493,994,038,708,164
5. Step 5: Solve for x
   x = 7,493,994,038,708,164/39,880,752
6. Step 6: Final answer
   x = 187,910,048.40