Finding the Third Proportional to 58,611,872 and 86,162,052

Step by Step Solution

1. Step 1: Write the proportion equation
   58,611,872 : 86,162,052 = 86,162,052 : x
2. Step 2: Convert to fraction form
   58,611,872/86,162,052 = 86,162,052/x
3. Step 3: Cross multiply
   58,611,872x = 86,162,052 × 86,162,052
4. Step 4: Simplify right side
   58,611,872x = 7,423,899,204,850,704
5. Step 5: Solve for x
   x = 7,423,899,204,850,704/58,611,872
6. Step 6: Final answer
   x = 126,662,038.79