Finding the Third Proportional to 115,969,986 and 162,219,338.50

Step by Step Solution

1. Step 1: Write the proportion equation
   115,969,986 : 162,219,338.50 = 162,219,338.50 : x
2. Step 2: Convert to fraction form
   115,969,986/162,219,338.50 = 162,219,338.50/x
3. Step 3: Cross multiply
   115,969,986x = 162,219,338.50 × 162,219,338.50
4. Step 4: Simplify right side
   115,969,986x = 26,315,113,783,377,584
5. Step 5: Solve for x
   x = 26,315,113,783,377,584/115,969,986
6. Step 6: Final answer
   x = 226,913,140.99