Finding the Third Proportional to 3,499,289.50 and 5,003,989.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499,289.50 : 5,003,989.50 = 5,003,989.50 : x
2. Step 2: Convert to fraction form
   3,499,289.50/5,003,989.50 = 5,003,989.50/x
3. Step 3: Cross multiply
   3,499,289.50x = 5,003,989.50 × 5,003,989.50
4. Step 4: Simplify right side
   3,499,289.50x = 25,039,910,916,110.25
5. Step 5: Solve for x
   x = 25,039,910,916,110.25/3,499,289.50
6. Step 6: Final answer
   x = 7,155,712.87