Finding the Third Proportional to 58,515,936 and 86,077,140

Step by Step Solution

1. Step 1: Write the proportion equation
   58,515,936 : 86,077,140 = 86,077,140 : x
2. Step 2: Convert to fraction form
   58,515,936/86,077,140 = 86,077,140/x
3. Step 3: Cross multiply
   58,515,936x = 86,077,140 × 86,077,140
4. Step 4: Simplify right side
   58,515,936x = 7,409,274,030,579,600
5. Step 5: Solve for x
   x = 7,409,274,030,579,600/58,515,936
6. Step 6: Final answer
   x = 126,619,764.41