Finding the Third Proportional to 2,365,179.75 and 5,188,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,365,179.75 : 5,188,171.50 = 5,188,171.50 : x
2. Step 2: Convert to fraction form
   2,365,179.75/5,188,171.50 = 5,188,171.50/x
3. Step 3: Cross multiply
   2,365,179.75x = 5,188,171.50 × 5,188,171.50
4. Step 4: Simplify right side
   2,365,179.75x = 26,917,123,513,412.25
5. Step 5: Solve for x
   x = 26,917,123,513,412.25/2,365,179.75
6. Step 6: Final answer
   x = 11,380,582.60